Home / 698,162,654.16-1,046,928,831.80-200,059,238.21

Finding the Fourth Proportional to 698,162,654.16, 1,046,928,831.80 and 200,059,238.21

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Solution

The fourth proportional to 698,162,654.16, 1,046,928,831.80 and 200,059,238.21 is: 299,998,550.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,162,654.16 : 1,046,928,831.80 = 200,059,238.21 : x
  2. Step 2: Convert to fraction form
    698,162,654.16/1,046,928,831.80 = 200,059,238.21/x
  3. Step 3: Cross multiply
    698,162,654.16x = 1,046,928,831.80 × 200,059,238.21
  4. Step 4: Simplify right side
    698,162,654.16x = 209,447,784,543,758,272
  5. Step 5: Solve for x
    x = 209,447,784,543,758,272/698,162,654.16
  6. Step 6: Final answer
    x = 299,998,550.90

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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.