Home / 64,516,912.20-96,775,368.30-40,629,040.20

Finding the Fourth Proportional to 64,516,912.20, 96,775,368.30 and 40,629,040.20

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Solution

The fourth proportional to 64,516,912.20, 96,775,368.30 and 40,629,040.20 is: 60,943,560.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,516,912.20 : 96,775,368.30 = 40,629,040.20 : x
  2. Step 2: Convert to fraction form
    64,516,912.20/96,775,368.30 = 40,629,040.20/x
  3. Step 3: Cross multiply
    64,516,912.20x = 96,775,368.30 × 40,629,040.20
  4. Step 4: Simplify right side
    64,516,912.20x = 3,931,890,329,030,506
  5. Step 5: Solve for x
    x = 3,931,890,329,030,506/64,516,912.20
  6. Step 6: Final answer
    x = 60,943,560.30

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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.