Home / 176,815,432.20-265,223,148.30-90,721,990.20

Finding the Fourth Proportional to 176,815,432.20, 265,223,148.30 and 90,721,990.20

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Solution

The fourth proportional to 176,815,432.20, 265,223,148.30 and 90,721,990.20 is: 136,082,985.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,815,432.20 : 265,223,148.30 = 90,721,990.20 : x
  2. Step 2: Convert to fraction form
    176,815,432.20/265,223,148.30 = 90,721,990.20/x
  3. Step 3: Cross multiply
    176,815,432.20x = 265,223,148.30 × 90,721,990.20
  4. Step 4: Simplify right side
    176,815,432.20x = 24,061,571,860,885,748
  5. Step 5: Solve for x
    x = 24,061,571,860,885,748/176,815,432.20
  6. Step 6: Final answer
    x = 136,082,985.30

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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.