Home / 42,532,740.30-63,799,110.45-40,293,252.30

Finding the Fourth Proportional to 42,532,740.30, 63,799,110.45 and 40,293,252.30

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Solution

The fourth proportional to 42,532,740.30, 63,799,110.45 and 40,293,252.30 is: 60,439,878.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,532,740.30 : 63,799,110.45 = 40,293,252.30 : x
  2. Step 2: Convert to fraction form
    42,532,740.30/63,799,110.45 = 40,293,252.30/x
  3. Step 3: Cross multiply
    42,532,740.30x = 63,799,110.45 × 40,293,252.30
  4. Step 4: Simplify right side
    42,532,740.30x = 2,570,673,653,877,416.50
  5. Step 5: Solve for x
    x = 2,570,673,653,877,416.50/42,532,740.30
  6. Step 6: Final answer
    x = 60,439,878.45

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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.