Home / 242,458,087-363,690,279.78-80,900,023

Finding the Fourth Proportional to 242,458,087, 363,690,279.78 and 80,900,023

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Solution

The fourth proportional to 242,458,087, 363,690,279.78 and 80,900,023 is: 121,351,085.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,458,087 : 363,690,279.78 = 80,900,023 : x
  2. Step 2: Convert to fraction form
    242,458,087/363,690,279.78 = 80,900,023/x
  3. Step 3: Cross multiply
    242,458,087x = 363,690,279.78 × 80,900,023
  4. Step 4: Simplify right side
    242,458,087x = 29,422,551,999,078,432
  5. Step 5: Solve for x
    x = 29,422,551,999,078,432/242,458,087
  6. Step 6: Final answer
    x = 121,351,085.31

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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.