Home / 115,983,778.92-174,043,509.12-43,250,807.40

Finding the Fourth Proportional to 115,983,778.92, 174,043,509.12 and 43,250,807.40

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Solution

The fourth proportional to 115,983,778.92, 174,043,509.12 and 43,250,807.40 is: 64,901,509.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,983,778.92 : 174,043,509.12 = 43,250,807.40 : x
  2. Step 2: Convert to fraction form
    115,983,778.92/174,043,509.12 = 43,250,807.40/x
  3. Step 3: Cross multiply
    115,983,778.92x = 174,043,509.12 × 43,250,807.40
  4. Step 4: Simplify right side
    115,983,778.92x = 7,527,522,292,169,263
  5. Step 5: Solve for x
    x = 7,527,522,292,169,263/115,983,778.92
  6. Step 6: Final answer
    x = 64,901,509.18

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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.