Home / 978,829,375.04-1,350,820,177.08-532,771,177.04

Finding the Fourth Proportional to 978,829,375.04, 1,350,820,177.08 and 532,771,177.04

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Solution

The fourth proportional to 978,829,375.04, 1,350,820,177.08 and 532,771,177.04 is: 735,243,622.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    978,829,375.04 : 1,350,820,177.08 = 532,771,177.04 : x
  2. Step 2: Convert to fraction form
    978,829,375.04/1,350,820,177.08 = 532,771,177.04/x
  3. Step 3: Cross multiply
    978,829,375.04x = 1,350,820,177.08 × 532,771,177.04
  4. Step 4: Simplify right side
    978,829,375.04x = 719,678,055,712,292,864
  5. Step 5: Solve for x
    x = 719,678,055,712,292,864/978,829,375.04
  6. Step 6: Final answer
    x = 735,243,622.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.