Home / 712,055,422.40-1,068,272,090.40-251,945,614.40

Finding the Fourth Proportional to 712,055,422.40, 1,068,272,090.40 and 251,945,614.40

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Solution

The fourth proportional to 712,055,422.40, 1,068,272,090.40 and 251,945,614.40 is: 377,985,279.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,055,422.40 : 1,068,272,090.40 = 251,945,614.40 : x
  2. Step 2: Convert to fraction form
    712,055,422.40/1,068,272,090.40 = 251,945,614.40/x
  3. Step 3: Cross multiply
    712,055,422.40x = 1,068,272,090.40 × 251,945,614.40
  4. Step 4: Simplify right side
    712,055,422.40x = 269,146,468,162,200,352
  5. Step 5: Solve for x
    x = 269,146,468,162,200,352/712,055,422.40
  6. Step 6: Final answer
    x = 377,985,279.93

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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.