Home / 77,884,812-116,802,372.24-26,754,501.60

Finding the Fourth Proportional to 77,884,812, 116,802,372.24 and 26,754,501.60

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Solution

The fourth proportional to 77,884,812, 116,802,372.24 and 26,754,501.60 is: 40,123,217.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,884,812 : 116,802,372.24 = 26,754,501.60 : x
  2. Step 2: Convert to fraction form
    77,884,812/116,802,372.24 = 26,754,501.60/x
  3. Step 3: Cross multiply
    77,884,812x = 116,802,372.24 × 26,754,501.60
  4. Step 4: Simplify right side
    77,884,812x = 3,124,989,254,978,875.50
  5. Step 5: Solve for x
    x = 3,124,989,254,978,875.50/77,884,812
  6. Step 6: Final answer
    x = 40,123,217.54

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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.