Home / 522,802,152,119.14-721,459,636,229.10-291,325,427,674.76

Finding the Fourth Proportional to 522,802,152,119.14, 721,459,636,229.10 and 291,325,427,674.76

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Solution

The fourth proportional to 522,802,152,119.14, 721,459,636,229.10 and 291,325,427,674.76 is: 402,025,003,574.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,802,152,119.14 : 721,459,636,229.10 = 291,325,427,674.76 : x
  2. Step 2: Convert to fraction form
    522,802,152,119.14/721,459,636,229.10 = 291,325,427,674.76/x
  3. Step 3: Cross multiply
    522,802,152,119.14x = 721,459,636,229.10 × 291,325,427,674.76
  4. Step 4: Simplify right side
    522,802,152,119.14x = 210,179,537,074,519,317,413,888
  5. Step 5: Solve for x
    x = 210,179,537,074,519,317,413,888/522,802,152,119.14
  6. Step 6: Final answer
    x = 402,025,003,574.63

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Double scale
Find fourth proportional to 522,802,152,120.14, 721,459,636,230.48 and 291,325,427,675.76
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.