Home / 282,689,743.20-423,719,686.80-110,109,199.20

Finding the Fourth Proportional to 282,689,743.20, 423,719,686.80 and 110,109,199.20

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Solution

The fourth proportional to 282,689,743.20, 423,719,686.80 and 110,109,199.20 is: 165,041,132.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,689,743.20 : 423,719,686.80 = 110,109,199.20 : x
  2. Step 2: Convert to fraction form
    282,689,743.20/423,719,686.80 = 110,109,199.20/x
  3. Step 3: Cross multiply
    282,689,743.20x = 423,719,686.80 × 110,109,199.20
  4. Step 4: Simplify right side
    282,689,743.20x = 46,655,435,398,822,816
  5. Step 5: Solve for x
    x = 46,655,435,398,822,816/282,689,743.20
  6. Step 6: Final answer
    x = 165,041,132.62

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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.