Home / 75,130,400.80-112,695,601.20-36,797,831.20

Finding the Fourth Proportional to 75,130,400.80, 112,695,601.20 and 36,797,831.20

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Solution

The fourth proportional to 75,130,400.80, 112,695,601.20 and 36,797,831.20 is: 55,196,746.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,130,400.80 : 112,695,601.20 = 36,797,831.20 : x
  2. Step 2: Convert to fraction form
    75,130,400.80/112,695,601.20 = 36,797,831.20/x
  3. Step 3: Cross multiply
    75,130,400.80x = 112,695,601.20 × 36,797,831.20
  4. Step 4: Simplify right side
    75,130,400.80x = 4,146,953,709,940,118
  5. Step 5: Solve for x
    x = 4,146,953,709,940,118/75,130,400.80
  6. Step 6: Final answer
    x = 55,196,746.80

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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.