Home / 410,435,517.53-615,657,262.08-328,350,474.74

Finding the Fourth Proportional to 410,435,517.53, 615,657,262.08 and 328,350,474.74

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Solution

The fourth proportional to 410,435,517.53, 615,657,262.08 and 328,350,474.74 is: 492,528,900.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,435,517.53 : 615,657,262.08 = 328,350,474.74 : x
  2. Step 2: Convert to fraction form
    410,435,517.53/615,657,262.08 = 328,350,474.74/x
  3. Step 3: Cross multiply
    410,435,517.53x = 615,657,262.08 × 328,350,474.74
  4. Step 4: Simplify right side
    410,435,517.53x = 202,151,354,281,096,608
  5. Step 5: Solve for x
    x = 202,151,354,281,096,608/410,435,517.53
  6. Step 6: Final answer
    x = 492,528,900.76

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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.