Home / 590,580,013.11-885,664,869.35-328,664,258.88

Finding the Fourth Proportional to 590,580,013.11, 885,664,869.35 and 328,664,258.88

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Solution

The fourth proportional to 590,580,013.11, 885,664,869.35 and 328,664,258.88 is: 492,882,219.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,580,013.11 : 885,664,869.35 = 328,664,258.88 : x
  2. Step 2: Convert to fraction form
    590,580,013.11/885,664,869.35 = 328,664,258.88/x
  3. Step 3: Cross multiply
    590,580,013.11x = 885,664,869.35 × 328,664,258.88
  4. Step 4: Simplify right side
    590,580,013.11x = 291,086,387,899,326,464
  5. Step 5: Solve for x
    x = 291,086,387,899,326,464/590,580,013.11
  6. Step 6: Final answer
    x = 492,882,219.92

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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.