Home / 955,904,931.68-1,434,112,563.36-342,551,158.88

Finding the Fourth Proportional to 955,904,931.68, 1,434,112,563.36 and 342,551,158.88

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Solution

The fourth proportional to 955,904,931.68, 1,434,112,563.36 and 342,551,158.88 is: 513,918,177.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,904,931.68 : 1,434,112,563.36 = 342,551,158.88 : x
  2. Step 2: Convert to fraction form
    955,904,931.68/1,434,112,563.36 = 342,551,158.88/x
  3. Step 3: Cross multiply
    955,904,931.68x = 1,434,112,563.36 × 342,551,158.88
  4. Step 4: Simplify right side
    955,904,931.68x = 491,256,920,543,335,360
  5. Step 5: Solve for x
    x = 491,256,920,543,335,360/955,904,931.68
  6. Step 6: Final answer
    x = 513,918,177.70

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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.