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Finding the Fourth Proportional to 112,752,840.60, 157,513,854.60 and 112,752,840.60

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Solution

The fourth proportional to 112,752,840.60, 157,513,854.60 and 112,752,840.60 is: 157,513,854.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,752,840.60 : 157,513,854.60 = 112,752,840.60 : x
  2. Step 2: Convert to fraction form
    112,752,840.60/157,513,854.60 = 112,752,840.60/x
  3. Step 3: Cross multiply
    112,752,840.60x = 157,513,854.60 × 112,752,840.60
  4. Step 4: Simplify right side
    112,752,840.60x = 17,760,134,540,005,376
  5. Step 5: Solve for x
    x = 17,760,134,540,005,376/112,752,840.60
  6. Step 6: Final answer
    x = 157,513,854.60

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.