Home / 104,976,000.60-157,464,000.90-77,766,221.40

Finding the Fourth Proportional to 104,976,000.60, 157,464,000.90 and 77,766,221.40

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Solution

The fourth proportional to 104,976,000.60, 157,464,000.90 and 77,766,221.40 is: 116,649,332.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,000.60 : 157,464,000.90 = 77,766,221.40 : x
  2. Step 2: Convert to fraction form
    104,976,000.60/157,464,000.90 = 77,766,221.40/x
  3. Step 3: Cross multiply
    104,976,000.60x = 157,464,000.90 × 77,766,221.40
  4. Step 4: Simplify right side
    104,976,000.60x = 12,245,380,356,519,200
  5. Step 5: Solve for x
    x = 12,245,380,356,519,200/104,976,000.60
  6. Step 6: Final answer
    x = 116,649,332.10

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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.