Home / 224,268,689.76-309,490,803.47-123,797,153.52

Finding the Fourth Proportional to 224,268,689.76, 309,490,803.47 and 123,797,153.52

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Solution

The fourth proportional to 224,268,689.76, 309,490,803.47 and 123,797,153.52 is: 170,840,078.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,268,689.76 : 309,490,803.47 = 123,797,153.52 : x
  2. Step 2: Convert to fraction form
    224,268,689.76/309,490,803.47 = 123,797,153.52/x
  3. Step 3: Cross multiply
    224,268,689.76x = 309,490,803.47 × 123,797,153.52
  4. Step 4: Simplify right side
    224,268,689.76x = 38,314,080,509,817,496
  5. Step 5: Solve for x
    x = 38,314,080,509,817,496/224,268,689.76
  6. Step 6: Final answer
    x = 170,840,078.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.