Home / 75,805,510.32-104,611,604.40-40,998,200.76

Finding the Fourth Proportional to 75,805,510.32, 104,611,604.40 and 40,998,200.76

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Solution

The fourth proportional to 75,805,510.32, 104,611,604.40 and 40,998,200.76 is: 56,577,517.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,805,510.32 : 104,611,604.40 = 40,998,200.76 : x
  2. Step 2: Convert to fraction form
    75,805,510.32/104,611,604.40 = 40,998,200.76/x
  3. Step 3: Cross multiply
    75,805,510.32x = 104,611,604.40 × 40,998,200.76
  4. Step 4: Simplify right side
    75,805,510.32x = 4,288,887,559,016,899.50
  5. Step 5: Solve for x
    x = 4,288,887,559,016,899.50/75,805,510.32
  6. Step 6: Final answer
    x = 56,577,517.13

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1.5x scale

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.