Home / 77,720,307.60-116,487,149.40-32,258,701.20

Finding the Fourth Proportional to 77,720,307.60, 116,487,149.40 and 32,258,701.20

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Solution

The fourth proportional to 77,720,307.60, 116,487,149.40 and 32,258,701.20 is: 48,349,321.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,720,307.60 : 116,487,149.40 = 32,258,701.20 : x
  2. Step 2: Convert to fraction form
    77,720,307.60/116,487,149.40 = 32,258,701.20/x
  3. Step 3: Cross multiply
    77,720,307.60x = 116,487,149.40 × 32,258,701.20
  4. Step 4: Simplify right side
    77,720,307.60x = 3,757,724,146,134,359.50
  5. Step 5: Solve for x
    x = 3,757,724,146,134,359.50/77,720,307.60
  6. Step 6: Final answer
    x = 48,349,321.59

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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.