Home / 379,655,026.97-569,425,000.35-103,327,774.21

Finding the Fourth Proportional to 379,655,026.97, 569,425,000.35 and 103,327,774.21

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Solution

The fourth proportional to 379,655,026.97, 569,425,000.35 and 103,327,774.21 is: 154,976,001.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,655,026.97 : 569,425,000.35 = 103,327,774.21 : x
  2. Step 2: Convert to fraction form
    379,655,026.97/569,425,000.35 = 103,327,774.21/x
  3. Step 3: Cross multiply
    379,655,026.97x = 569,425,000.35 × 103,327,774.21
  4. Step 4: Simplify right side
    379,655,026.97x = 58,837,417,862,330,208
  5. Step 5: Solve for x
    x = 58,837,417,862,330,208/379,655,026.97
  6. Step 6: Final answer
    x = 154,976,001.06

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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.