Home / 2,842,318,406.25-3,922,136,170.59-1,572,132,056.49

Finding the Fourth Proportional to 2,842,318,406.25, 3,922,136,170.59 and 1,572,132,056.49

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Solution

The fourth proportional to 2,842,318,406.25, 3,922,136,170.59 and 1,572,132,056.49 is: 2,169,396,641.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,842,318,406.25 : 3,922,136,170.59 = 1,572,132,056.49 : x
  2. Step 2: Convert to fraction form
    2,842,318,406.25/3,922,136,170.59 = 1,572,132,056.49/x
  3. Step 3: Cross multiply
    2,842,318,406.25x = 3,922,136,170.59 × 1,572,132,056.49
  4. Step 4: Simplify right side
    2,842,318,406.25x = 6,166,116,003,703,470,080
  5. Step 5: Solve for x
    x = 6,166,116,003,703,470,080/2,842,318,406.25
  6. Step 6: Final answer
    x = 2,169,396,641.19

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Double scale
Find fourth proportional to 2,842,318,407.25, 3,922,136,171.97 and 1,572,132,057.49
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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.