Home / 155,771,831.12-233,670,119.30-52,141,583.46

Finding the Fourth Proportional to 155,771,831.12, 233,670,119.30 and 52,141,583.46

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Solution

The fourth proportional to 155,771,831.12, 233,670,119.30 and 52,141,583.46 is: 78,216,516.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,771,831.12 : 233,670,119.30 = 52,141,583.46 : x
  2. Step 2: Convert to fraction form
    155,771,831.12/233,670,119.30 = 52,141,583.46/x
  3. Step 3: Cross multiply
    155,771,831.12x = 233,670,119.30 × 52,141,583.46
  4. Step 4: Simplify right side
    155,771,831.12x = 12,183,930,027,328,398
  5. Step 5: Solve for x
    x = 12,183,930,027,328,398/155,771,831.12
  6. Step 6: Final answer
    x = 78,216,516.68

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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.