Home / 251,925,478.40-377,888,217.60-106,523,220.80

Finding the Fourth Proportional to 251,925,478.40, 377,888,217.60 and 106,523,220.80

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Solution

The fourth proportional to 251,925,478.40, 377,888,217.60 and 106,523,220.80 is: 159,784,831.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,925,478.40 : 377,888,217.60 = 106,523,220.80 : x
  2. Step 2: Convert to fraction form
    251,925,478.40/377,888,217.60 = 106,523,220.80/x
  3. Step 3: Cross multiply
    251,925,478.40x = 377,888,217.60 × 106,523,220.80
  4. Step 4: Simplify right side
    251,925,478.40x = 40,253,870,041,123,248
  5. Step 5: Solve for x
    x = 40,253,870,041,123,248/251,925,478.40
  6. Step 6: Final answer
    x = 159,784,831.20

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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.