Home / 96,735,657.60-145,103,486.40-77,603,781.60

Finding the Fourth Proportional to 96,735,657.60, 145,103,486.40 and 77,603,781.60

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Solution

The fourth proportional to 96,735,657.60, 145,103,486.40 and 77,603,781.60 is: 116,405,672.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,735,657.60 : 145,103,486.40 = 77,603,781.60 : x
  2. Step 2: Convert to fraction form
    96,735,657.60/145,103,486.40 = 77,603,781.60/x
  3. Step 3: Cross multiply
    96,735,657.60x = 145,103,486.40 × 77,603,781.60
  4. Step 4: Simplify right side
    96,735,657.60x = 11,260,579,267,984,170
  5. Step 5: Solve for x
    x = 11,260,579,267,984,170/96,735,657.60
  6. Step 6: Final answer
    x = 116,405,672.40

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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.