Home / 157,521,909.60-236,282,864.40-136,288,245.60

Finding the Fourth Proportional to 157,521,909.60, 236,282,864.40 and 136,288,245.60

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Solution

The fourth proportional to 157,521,909.60, 236,282,864.40 and 136,288,245.60 is: 204,432,368.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,521,909.60 : 236,282,864.40 = 136,288,245.60 : x
  2. Step 2: Convert to fraction form
    157,521,909.60/236,282,864.40 = 136,288,245.60/x
  3. Step 3: Cross multiply
    157,521,909.60x = 236,282,864.40 × 136,288,245.60
  4. Step 4: Simplify right side
    157,521,909.60x = 32,202,577,054,418,696
  5. Step 5: Solve for x
    x = 32,202,577,054,418,696/157,521,909.60
  6. Step 6: Final answer
    x = 204,432,368.40

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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.