Home / 77,432,264.60-106,879,090.07-50,613,491.03

Finding the Fourth Proportional to 77,432,264.60, 106,879,090.07 and 50,613,491.03

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Solution

The fourth proportional to 77,432,264.60, 106,879,090.07 and 50,613,491.03 is: 69,861,367.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,432,264.60 : 106,879,090.07 = 50,613,491.03 : x
  2. Step 2: Convert to fraction form
    77,432,264.60/106,879,090.07 = 50,613,491.03/x
  3. Step 3: Cross multiply
    77,432,264.60x = 106,879,090.07 × 50,613,491.03
  4. Step 4: Simplify right side
    77,432,264.60x = 5,409,523,866,144,645
  5. Step 5: Solve for x
    x = 5,409,523,866,144,645/77,432,264.60
  6. Step 6: Final answer
    x = 69,861,367.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.