Home / 237,347,812.60-356,021,718.90-145,514,807.80

Finding the Fourth Proportional to 237,347,812.60, 356,021,718.90 and 145,514,807.80

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Solution

The fourth proportional to 237,347,812.60, 356,021,718.90 and 145,514,807.80 is: 218,272,211.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,347,812.60 : 356,021,718.90 = 145,514,807.80 : x
  2. Step 2: Convert to fraction form
    237,347,812.60/356,021,718.90 = 145,514,807.80/x
  3. Step 3: Cross multiply
    237,347,812.60x = 356,021,718.90 × 145,514,807.80
  4. Step 4: Simplify right side
    237,347,812.60x = 51,806,431,998,359,128
  5. Step 5: Solve for x
    x = 51,806,431,998,359,128/237,347,812.60
  6. Step 6: Final answer
    x = 218,272,211.70

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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.