Home / 268,016,686.80-402,025,030.20-95,688,085.20

Finding the Fourth Proportional to 268,016,686.80, 402,025,030.20 and 95,688,085.20

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Solution

The fourth proportional to 268,016,686.80, 402,025,030.20 and 95,688,085.20 is: 143,532,127.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,016,686.80 : 402,025,030.20 = 95,688,085.20 : x
  2. Step 2: Convert to fraction form
    268,016,686.80/402,025,030.20 = 95,688,085.20/x
  3. Step 3: Cross multiply
    268,016,686.80x = 402,025,030.20 × 95,688,085.20
  4. Step 4: Simplify right side
    268,016,686.80x = 38,469,005,342,310,176
  5. Step 5: Solve for x
    x = 38,469,005,342,310,176/268,016,686.80
  6. Step 6: Final answer
    x = 143,532,127.80

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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.