Home / 114,549,551.27-158,111,691.40-74,863,052.11

Finding the Fourth Proportional to 114,549,551.27, 158,111,691.40 and 74,863,052.11

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Solution

The fourth proportional to 114,549,551.27, 158,111,691.40 and 74,863,052.11 is: 103,332,781.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,549,551.27 : 158,111,691.40 = 74,863,052.11 : x
  2. Step 2: Convert to fraction form
    114,549,551.27/158,111,691.40 = 74,863,052.11/x
  3. Step 3: Cross multiply
    114,549,551.27x = 158,111,691.40 × 74,863,052.11
  4. Step 4: Simplify right side
    114,549,551.27x = 11,836,723,792,478,440
  5. Step 5: Solve for x
    x = 11,836,723,792,478,440/114,549,551.27
  6. Step 6: Final answer
    x = 103,332,781.85

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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.