Home / 373,572,039.40-558,846,404.70-328,222,407.40

Finding the Fourth Proportional to 373,572,039.40, 558,846,404.70 and 328,222,407.40

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Solution

The fourth proportional to 373,572,039.40, 558,846,404.70 and 328,222,407.40 is: 491,005,463.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,572,039.40 : 558,846,404.70 = 328,222,407.40 : x
  2. Step 2: Convert to fraction form
    373,572,039.40/558,846,404.70 = 328,222,407.40/x
  3. Step 3: Cross multiply
    373,572,039.40x = 558,846,404.70 × 328,222,407.40
  4. Step 4: Simplify right side
    373,572,039.40x = 183,425,912,317,468,672
  5. Step 5: Solve for x
    x = 183,425,912,317,468,672/373,572,039.40
  6. Step 6: Final answer
    x = 491,005,463.40

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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.