Home / 49,228,156.60-73,908,719.70-28,778,831.80

Finding the Fourth Proportional to 49,228,156.60, 73,908,719.70 and 28,778,831.80

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Solution

The fourth proportional to 49,228,156.60, 73,908,719.70 and 28,778,831.80 is: 43,207,114.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,228,156.60 : 73,908,719.70 = 28,778,831.80 : x
  2. Step 2: Convert to fraction form
    49,228,156.60/73,908,719.70 = 28,778,831.80/x
  3. Step 3: Cross multiply
    49,228,156.60x = 73,908,719.70 × 28,778,831.80
  4. Step 4: Simplify right side
    49,228,156.60x = 2,127,006,612,799,646.50
  5. Step 5: Solve for x
    x = 2,127,006,612,799,646.50/49,228,156.60
  6. Step 6: Final answer
    x = 43,207,114.78

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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.