Home / 1,618,806,534.27-2,428,441,432.92-498,424,989.21

Finding the Fourth Proportional to 1,618,806,534.27, 2,428,441,432.92 and 498,424,989.21

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Solution

The fourth proportional to 1,618,806,534.27, 2,428,441,432.92 and 498,424,989.21 is: 747,708,802.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,806,534.27 : 2,428,441,432.92 = 498,424,989.21 : x
  2. Step 2: Convert to fraction form
    1,618,806,534.27/2,428,441,432.92 = 498,424,989.21/x
  3. Step 3: Cross multiply
    1,618,806,534.27x = 2,428,441,432.92 × 498,424,989.21
  4. Step 4: Simplify right side
    1,618,806,534.27x = 1,210,395,895,000,268,032
  5. Step 5: Solve for x
    x = 1,210,395,895,000,268,032/1,618,806,534.27
  6. Step 6: Final answer
    x = 747,708,802.37

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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.