Home / 124,845,565.60-187,268,348.40-112,752,330.40

Finding the Fourth Proportional to 124,845,565.60, 187,268,348.40 and 112,752,330.40

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Solution

The fourth proportional to 124,845,565.60, 187,268,348.40 and 112,752,330.40 is: 169,128,495.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,845,565.60 : 187,268,348.40 = 112,752,330.40 : x
  2. Step 2: Convert to fraction form
    124,845,565.60/187,268,348.40 = 112,752,330.40/x
  3. Step 3: Cross multiply
    124,845,565.60x = 187,268,348.40 × 112,752,330.40
  4. Step 4: Simplify right side
    124,845,565.60x = 21,114,942,692,259,112
  5. Step 5: Solve for x
    x = 21,114,942,692,259,112/124,845,565.60
  6. Step 6: Final answer
    x = 169,128,495.60

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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.