Home / 117,248,538.80-175,788,827.40-49,056,129.20

Finding the Fourth Proportional to 117,248,538.80, 175,788,827.40 and 49,056,129.20

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Solution

The fourth proportional to 117,248,538.80, 175,788,827.40 and 49,056,129.20 is: 73,549,056.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,248,538.80 : 175,788,827.40 = 49,056,129.20 : x
  2. Step 2: Convert to fraction form
    117,248,538.80/175,788,827.40 = 49,056,129.20/x
  3. Step 3: Cross multiply
    117,248,538.80x = 175,788,827.40 × 49,056,129.20
  4. Step 4: Simplify right side
    117,248,538.80x = 8,623,519,428,850,901
  5. Step 5: Solve for x
    x = 8,623,519,428,850,901/117,248,538.80
  6. Step 6: Final answer
    x = 73,549,056.71

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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.