Home / 784,404,710.80-1,176,607,066.20-725,282,227.60

Finding the Fourth Proportional to 784,404,710.80, 1,176,607,066.20 and 725,282,227.60

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Solution

The fourth proportional to 784,404,710.80, 1,176,607,066.20 and 725,282,227.60 is: 1,087,923,341.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,404,710.80 : 1,176,607,066.20 = 725,282,227.60 : x
  2. Step 2: Convert to fraction form
    784,404,710.80/1,176,607,066.20 = 725,282,227.60/x
  3. Step 3: Cross multiply
    784,404,710.80x = 1,176,607,066.20 × 725,282,227.60
  4. Step 4: Simplify right side
    784,404,710.80x = 853,372,193,983,436,672
  5. Step 5: Solve for x
    x = 853,372,193,983,436,672/784,404,710.80
  6. Step 6: Final answer
    x = 1,087,923,341.40

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1.5x scale

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.