Home / 529,891,452.38-731,250,237.71-294,937,068.78

Finding the Fourth Proportional to 529,891,452.38, 731,250,237.71 and 294,937,068.78

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Solution

The fourth proportional to 529,891,452.38, 731,250,237.71 and 294,937,068.78 is: 407,013,173.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,891,452.38 : 731,250,237.71 = 294,937,068.78 : x
  2. Step 2: Convert to fraction form
    529,891,452.38/731,250,237.71 = 294,937,068.78/x
  3. Step 3: Cross multiply
    529,891,452.38x = 731,250,237.71 × 294,937,068.78
  4. Step 4: Simplify right side
    529,891,452.38x = 215,672,801,655,602,944
  5. Step 5: Solve for x
    x = 215,672,801,655,602,944/529,891,452.38
  6. Step 6: Final answer
    x = 407,013,173.52

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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.