Home / 788,111,846.70-1,182,167,770.05-498,263,925.30

Finding the Fourth Proportional to 788,111,846.70, 1,182,167,770.05 and 498,263,925.30

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Solution

The fourth proportional to 788,111,846.70, 1,182,167,770.05 and 498,263,925.30 is: 747,395,887.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,111,846.70 : 1,182,167,770.05 = 498,263,925.30 : x
  2. Step 2: Convert to fraction form
    788,111,846.70/1,182,167,770.05 = 498,263,925.30/x
  3. Step 3: Cross multiply
    788,111,846.70x = 1,182,167,770.05 × 498,263,925.30
  4. Step 4: Simplify right side
    788,111,846.70x = 589,031,553,468,260,736
  5. Step 5: Solve for x
    x = 589,031,553,468,260,736/788,111,846.70
  6. Step 6: Final answer
    x = 747,395,887.95

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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.