Home / 788,101,622.20-1,182,152,433.30-498,253,700.80

Finding the Fourth Proportional to 788,101,622.20, 1,182,152,433.30 and 498,253,700.80

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Solution

The fourth proportional to 788,101,622.20, 1,182,152,433.30 and 498,253,700.80 is: 747,380,551.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,101,622.20 : 1,182,152,433.30 = 498,253,700.80 : x
  2. Step 2: Convert to fraction form
    788,101,622.20/1,182,152,433.30 = 498,253,700.80/x
  3. Step 3: Cross multiply
    788,101,622.20x = 1,182,152,433.30 × 498,253,700.80
  4. Step 4: Simplify right side
    788,101,622.20x = 589,011,824,801,450,112
  5. Step 5: Solve for x
    x = 589,011,824,801,450,112/788,101,622.20
  6. Step 6: Final answer
    x = 747,380,551.20

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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.