Home / 71,091,310.20-106,636,965.30-65,492,590.20

Finding the Fourth Proportional to 71,091,310.20, 106,636,965.30 and 65,492,590.20

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Solution

The fourth proportional to 71,091,310.20, 106,636,965.30 and 65,492,590.20 is: 98,238,885.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,091,310.20 : 106,636,965.30 = 65,492,590.20 : x
  2. Step 2: Convert to fraction form
    71,091,310.20/106,636,965.30 = 65,492,590.20/x
  3. Step 3: Cross multiply
    71,091,310.20x = 106,636,965.30 × 65,492,590.20
  4. Step 4: Simplify right side
    71,091,310.20x = 6,983,931,068,564,520
  5. Step 5: Solve for x
    x = 6,983,931,068,564,520/71,091,310.20
  6. Step 6: Final answer
    x = 98,238,885.30

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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.