Home / 42,941,577,274.73-64,390,815,647.40-25,019,747,591.30

Finding the Fourth Proportional to 42,941,577,274.73, 64,390,815,647.40 and 25,019,747,591.30

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Solution

The fourth proportional to 42,941,577,274.73, 64,390,815,647.40 and 25,019,747,591.30 is: 37,517,065,206.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,941,577,274.73 : 64,390,815,647.40 = 25,019,747,591.30 : x
  2. Step 2: Convert to fraction form
    42,941,577,274.73/64,390,815,647.40 = 25,019,747,591.30/x
  3. Step 3: Cross multiply
    42,941,577,274.73x = 64,390,815,647.40 × 25,019,747,591.30
  4. Step 4: Simplify right side
    42,941,577,274.73x = 1,611,041,954,695,431,323,648
  5. Step 5: Solve for x
    x = 1,611,041,954,695,431,323,648/42,941,577,274.73
  6. Step 6: Final answer
    x = 37,517,065,206.72

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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.