Home / 372,241,321.10-558,361,981.65-99,612,088.10

Finding the Fourth Proportional to 372,241,321.10, 558,361,981.65 and 99,612,088.10

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Solution

The fourth proportional to 372,241,321.10, 558,361,981.65 and 99,612,088.10 is: 149,418,132.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,241,321.10 : 558,361,981.65 = 99,612,088.10 : x
  2. Step 2: Convert to fraction form
    372,241,321.10/558,361,981.65 = 99,612,088.10/x
  3. Step 3: Cross multiply
    372,241,321.10x = 558,361,981.65 × 99,612,088.10
  4. Step 4: Simplify right side
    372,241,321.10x = 55,619,602,907,810,376
  5. Step 5: Solve for x
    x = 55,619,602,907,810,376/372,241,321.10
  6. Step 6: Final answer
    x = 149,418,132.15

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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.