Home / 100,003,936,425.08-138,005,534,400.38-54,278,221,261.00

Finding the Fourth Proportional to 100,003,936,425.08, 138,005,534,400.38 and 54,278,221,261.00

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Solution

The fourth proportional to 100,003,936,425.08, 138,005,534,400.38 and 54,278,221,261.00 is: 74,904,000,774.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,003,936,425.08 : 138,005,534,400.38 = 54,278,221,261.00 : x
  2. Step 2: Convert to fraction form
    100,003,936,425.08/138,005,534,400.38 = 54,278,221,261.00/x
  3. Step 3: Cross multiply
    100,003,936,425.08x = 138,005,534,400.38 × 54,278,221,261.00
  4. Step 4: Simplify right side
    100,003,936,425.08x = 7,490,694,931,426,234,597,376
  5. Step 5: Solve for x
    x = 7,490,694,931,426,234,597,376/100,003,936,425.08
  6. Step 6: Final answer
    x = 74,904,000,774.39

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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.