Home / 137,880,082.71-206,766,314.50-60,180,751.35

Finding the Fourth Proportional to 137,880,082.71, 206,766,314.50 and 60,180,751.35

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Solution

The fourth proportional to 137,880,082.71, 206,766,314.50 and 60,180,751.35 is: 90,247,640.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,880,082.71 : 206,766,314.50 = 60,180,751.35 : x
  2. Step 2: Convert to fraction form
    137,880,082.71/206,766,314.50 = 60,180,751.35/x
  3. Step 3: Cross multiply
    137,880,082.71x = 206,766,314.50 × 60,180,751.35
  4. Step 4: Simplify right side
    137,880,082.71x = 12,443,352,160,480,400
  5. Step 5: Solve for x
    x = 12,443,352,160,480,400/137,880,082.71
  6. Step 6: Final answer
    x = 90,247,640.67

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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.