Home / 425,341,782.90-586,957,148.82-234,610,358.76

Finding the Fourth Proportional to 425,341,782.90, 586,957,148.82 and 234,610,358.76

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Solution

The fourth proportional to 425,341,782.90, 586,957,148.82 and 234,610,358.76 is: 323,754,290.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,341,782.90 : 586,957,148.82 = 234,610,358.76 : x
  2. Step 2: Convert to fraction form
    425,341,782.90/586,957,148.82 = 234,610,358.76/x
  3. Step 3: Cross multiply
    425,341,782.90x = 586,957,148.82 × 234,610,358.76
  4. Step 4: Simplify right side
    425,341,782.90x = 137,706,227,261,406,912
  5. Step 5: Solve for x
    x = 137,706,227,261,406,912/425,341,782.90
  6. Step 6: Final answer
    x = 323,754,290.78

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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.