Home / 96,612,818.40-144,919,227.60-77,480,942.40

Finding the Fourth Proportional to 96,612,818.40, 144,919,227.60 and 77,480,942.40

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Solution

The fourth proportional to 96,612,818.40, 144,919,227.60 and 77,480,942.40 is: 116,221,413.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,612,818.40 : 144,919,227.60 = 77,480,942.40 : x
  2. Step 2: Convert to fraction form
    96,612,818.40/144,919,227.60 = 77,480,942.40/x
  3. Step 3: Cross multiply
    96,612,818.40x = 144,919,227.60 × 77,480,942.40
  4. Step 4: Simplify right side
    96,612,818.40x = 11,228,478,326,328,090
  5. Step 5: Solve for x
    x = 11,228,478,326,328,090/96,612,818.40
  6. Step 6: Final answer
    x = 116,221,413.60

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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.