Home / 584,915,930.80-807,270,618.24-370,354,518.53

Finding the Fourth Proportional to 584,915,930.80, 807,270,618.24 and 370,354,518.53

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Solution

The fourth proportional to 584,915,930.80, 807,270,618.24 and 370,354,518.53 is: 511,144,089.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,915,930.80 : 807,270,618.24 = 370,354,518.53 : x
  2. Step 2: Convert to fraction form
    584,915,930.80/807,270,618.24 = 370,354,518.53/x
  3. Step 3: Cross multiply
    584,915,930.80x = 807,270,618.24 × 370,354,518.53
  4. Step 4: Simplify right side
    584,915,930.80x = 298,976,321,141,690,624
  5. Step 5: Solve for x
    x = 298,976,321,141,690,624/584,915,930.80
  6. Step 6: Final answer
    x = 511,144,089.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.