Home / 386,706,996.59-580,054,811.38-95,574,144.38

Finding the Fourth Proportional to 386,706,996.59, 580,054,811.38 and 95,574,144.38

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Solution

The fourth proportional to 386,706,996.59, 580,054,811.38 and 95,574,144.38 is: 143,359,811.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,706,996.59 : 580,054,811.38 = 95,574,144.38 : x
  2. Step 2: Convert to fraction form
    386,706,996.59/580,054,811.38 = 95,574,144.38/x
  3. Step 3: Cross multiply
    386,706,996.59x = 580,054,811.38 × 95,574,144.38
  4. Step 4: Simplify right side
    386,706,996.59x = 55,438,242,288,006,584
  5. Step 5: Solve for x
    x = 55,438,242,288,006,584/386,706,996.59
  6. Step 6: Final answer
    x = 143,359,811.89

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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.