Home / 954,751,589.29-1,432,127,781.24-429,507,186.49

Finding the Fourth Proportional to 954,751,589.29, 1,432,127,781.24 and 429,507,186.49

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Solution

The fourth proportional to 954,751,589.29, 1,432,127,781.24 and 429,507,186.49 is: 644,260,958.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,751,589.29 : 1,432,127,781.24 = 429,507,186.49 : x
  2. Step 2: Convert to fraction form
    954,751,589.29/1,432,127,781.24 = 429,507,186.49/x
  3. Step 3: Cross multiply
    954,751,589.29x = 1,432,127,781.24 × 429,507,186.49
  4. Step 4: Simplify right side
    954,751,589.29x = 615,109,174,014,558,592
  5. Step 5: Solve for x
    x = 615,109,174,014,558,592/954,751,589.29
  6. Step 6: Final answer
    x = 644,260,958.47

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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.