Home / 976,737,150.40-1,465,105,725.60-363,194,420.80

Finding the Fourth Proportional to 976,737,150.40, 1,465,105,725.60 and 363,194,420.80

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Solution

The fourth proportional to 976,737,150.40, 1,465,105,725.60 and 363,194,420.80 is: 544,791,631.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,737,150.40 : 1,465,105,725.60 = 363,194,420.80 : x
  2. Step 2: Convert to fraction form
    976,737,150.40/1,465,105,725.60 = 363,194,420.80/x
  3. Step 3: Cross multiply
    976,737,150.40x = 1,465,105,725.60 × 363,194,420.80
  4. Step 4: Simplify right side
    976,737,150.40x = 532,118,225,420,055,744
  5. Step 5: Solve for x
    x = 532,118,225,420,055,744/976,737,150.40
  6. Step 6: Final answer
    x = 544,791,631.20

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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.