Home / 1,119,452,761.62-1,544,653,486.17-649,446,341.22

Finding the Fourth Proportional to 1,119,452,761.62, 1,544,653,486.17 and 649,446,341.22

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Solution

The fourth proportional to 1,119,452,761.62, 1,544,653,486.17 and 649,446,341.22 is: 896,124,954.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,452,761.62 : 1,544,653,486.17 = 649,446,341.22 : x
  2. Step 2: Convert to fraction form
    1,119,452,761.62/1,544,653,486.17 = 649,446,341.22/x
  3. Step 3: Cross multiply
    1,119,452,761.62x = 1,544,653,486.17 × 649,446,341.22
  4. Step 4: Simplify right side
    1,119,452,761.62x = 1,003,169,555,045,824,512
  5. Step 5: Solve for x
    x = 1,003,169,555,045,824,512/1,119,452,761.62
  6. Step 6: Final answer
    x = 896,124,954.48

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Double scale
Find fourth proportional to 1,119,452,762.62, 1,544,653,487.55 and 649,446,342.22
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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.