Home / 78,091,167.06-117,146,548.35-23,495,248.98

Finding the Fourth Proportional to 78,091,167.06, 117,146,548.35 and 23,495,248.98

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Solution

The fourth proportional to 78,091,167.06, 117,146,548.35 and 23,495,248.98 is: 35,245,821.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,091,167.06 : 117,146,548.35 = 23,495,248.98 : x
  2. Step 2: Convert to fraction form
    78,091,167.06/117,146,548.35 = 23,495,248.98/x
  3. Step 3: Cross multiply
    78,091,167.06x = 117,146,548.35 × 23,495,248.98
  4. Step 4: Simplify right side
    78,091,167.06x = 2,752,387,320,630,858
  5. Step 5: Solve for x
    x = 2,752,387,320,630,858/78,091,167.06
  6. Step 6: Final answer
    x = 35,245,821.32

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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.