Home / 702,051,572.10-1,053,077,358.15-339,254,516.10

Finding the Fourth Proportional to 702,051,572.10, 1,053,077,358.15 and 339,254,516.10

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Solution

The fourth proportional to 702,051,572.10, 1,053,077,358.15 and 339,254,516.10 is: 508,881,774.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,051,572.10 : 1,053,077,358.15 = 339,254,516.10 : x
  2. Step 2: Convert to fraction form
    702,051,572.10/1,053,077,358.15 = 339,254,516.10/x
  3. Step 3: Cross multiply
    702,051,572.10x = 1,053,077,358.15 × 339,254,516.10
  4. Step 4: Simplify right side
    702,051,572.10x = 357,261,249,555,044,672
  5. Step 5: Solve for x
    x = 357,261,249,555,044,672/702,051,572.10
  6. Step 6: Final answer
    x = 508,881,774.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.