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Finding the Fourth Proportional to 601,711,260.60, 902,566,890.90 and 550,055,195.40

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Solution

The fourth proportional to 601,711,260.60, 902,566,890.90 and 550,055,195.40 is: 825,082,793.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,711,260.60 : 902,566,890.90 = 550,055,195.40 : x
  2. Step 2: Convert to fraction form
    601,711,260.60/902,566,890.90 = 550,055,195.40/x
  3. Step 3: Cross multiply
    601,711,260.60x = 902,566,890.90 × 550,055,195.40
  4. Step 4: Simplify right side
    601,711,260.60x = 496,461,607,535,569,920
  5. Step 5: Solve for x
    x = 496,461,607,535,569,920/601,711,260.60
  6. Step 6: Final answer
    x = 825,082,793.10

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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.