Home / 295,259,981.30-442,887,639.15-76,909,901.30

Finding the Fourth Proportional to 295,259,981.30, 442,887,639.15 and 76,909,901.30

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Solution

The fourth proportional to 295,259,981.30, 442,887,639.15 and 76,909,901.30 is: 115,364,244.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,259,981.30 : 442,887,639.15 = 76,909,901.30 : x
  2. Step 2: Convert to fraction form
    295,259,981.30/442,887,639.15 = 76,909,901.30/x
  3. Step 3: Cross multiply
    295,259,981.30x = 442,887,639.15 × 76,909,901.30
  4. Step 4: Simplify right side
    295,259,981.30x = 34,062,444,614,016,512
  5. Step 5: Solve for x
    x = 34,062,444,614,016,512/295,259,981.30
  6. Step 6: Final answer
    x = 115,364,244.30

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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.