Home / 116,280,695.28-160,416,941.72-69,211,374.12

Finding the Fourth Proportional to 116,280,695.28, 160,416,941.72 and 69,211,374.12

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Solution

The fourth proportional to 116,280,695.28, 160,416,941.72 and 69,211,374.12 is: 95,481,687.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,280,695.28 : 160,416,941.72 = 69,211,374.12 : x
  2. Step 2: Convert to fraction form
    116,280,695.28/160,416,941.72 = 69,211,374.12/x
  3. Step 3: Cross multiply
    116,280,695.28x = 160,416,941.72 × 69,211,374.12
  4. Step 4: Simplify right side
    116,280,695.28x = 11,102,676,968,569,156
  5. Step 5: Solve for x
    x = 11,102,676,968,569,156/116,280,695.28
  6. Step 6: Final answer
    x = 95,481,687.15

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1.5x scale

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.