Home / 725,330,812.73-1,088,209,681.25-234,034,865.87

Finding the Fourth Proportional to 725,330,812.73, 1,088,209,681.25 and 234,034,865.87

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Solution

The fourth proportional to 725,330,812.73, 1,088,209,681.25 and 234,034,865.87 is: 351,121,174.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,330,812.73 : 1,088,209,681.25 = 234,034,865.87 : x
  2. Step 2: Convert to fraction form
    725,330,812.73/1,088,209,681.25 = 234,034,865.87/x
  3. Step 3: Cross multiply
    725,330,812.73x = 1,088,209,681.25 × 234,034,865.87
  4. Step 4: Simplify right side
    725,330,812.73x = 254,679,006,783,167,968
  5. Step 5: Solve for x
    x = 254,679,006,783,167,968/725,330,812.73
  6. Step 6: Final answer
    x = 351,121,174.39

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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.