Home / 615,681,538.03-924,995,624.00-394,785,662.91

Finding the Fourth Proportional to 615,681,538.03, 924,995,624.00 and 394,785,662.91

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Solution

The fourth proportional to 615,681,538.03, 924,995,624.00 and 394,785,662.91 is: 593,123,210.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,681,538.03 : 924,995,624.00 = 394,785,662.91 : x
  2. Step 2: Convert to fraction form
    615,681,538.03/924,995,624.00 = 394,785,662.91/x
  3. Step 3: Cross multiply
    615,681,538.03x = 924,995,624.00 × 394,785,662.91
  4. Step 4: Simplify right side
    615,681,538.03x = 365,175,010,609,779,072
  5. Step 5: Solve for x
    x = 365,175,010,609,779,072/615,681,538.03
  6. Step 6: Final answer
    x = 593,123,210.71

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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.