Home / 180,438,129.06-249,007,006.89-97,932,902.82

Finding the Fourth Proportional to 180,438,129.06, 249,007,006.89 and 97,932,902.82

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Solution

The fourth proportional to 180,438,129.06, 249,007,006.89 and 97,932,902.82 is: 135,148,702.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,438,129.06 : 249,007,006.89 = 97,932,902.82 : x
  2. Step 2: Convert to fraction form
    180,438,129.06/249,007,006.89 = 97,932,902.82/x
  3. Step 3: Cross multiply
    180,438,129.06x = 249,007,006.89 × 97,932,902.82
  4. Step 4: Simplify right side
    180,438,129.06x = 24,385,979,007,257,436
  5. Step 5: Solve for x
    x = 24,385,979,007,257,436/180,438,129.06
  6. Step 6: Final answer
    x = 135,148,702.41

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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.