Home / 3,989,952,001.90-5,984,928,002.85-1,660,114,657.90

Finding the Fourth Proportional to 3,989,952,001.90, 5,984,928,002.85 and 1,660,114,657.90

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Solution

The fourth proportional to 3,989,952,001.90, 5,984,928,002.85 and 1,660,114,657.90 is: 2,490,171,986.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,989,952,001.90 : 5,984,928,002.85 = 1,660,114,657.90 : x
  2. Step 2: Convert to fraction form
    3,989,952,001.90/5,984,928,002.85 = 1,660,114,657.90/x
  3. Step 3: Cross multiply
    3,989,952,001.90x = 5,984,928,002.85 × 1,660,114,657.90
  4. Step 4: Simplify right side
    3,989,952,001.90x = 9,935,666,704,007,458,816
  5. Step 5: Solve for x
    x = 9,935,666,704,007,458,816/3,989,952,001.90
  6. Step 6: Final answer
    x = 2,490,171,986.85

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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.