Home / 12,589,344,890.10-18,884,017,335.15-3,864,075,693.30

Finding the Fourth Proportional to 12,589,344,890.10, 18,884,017,335.15 and 3,864,075,693.30

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Solution

The fourth proportional to 12,589,344,890.10, 18,884,017,335.15 and 3,864,075,693.30 is: 5,796,113,539.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,589,344,890.10 : 18,884,017,335.15 = 3,864,075,693.30 : x
  2. Step 2: Convert to fraction form
    12,589,344,890.10/18,884,017,335.15 = 3,864,075,693.30/x
  3. Step 3: Cross multiply
    12,589,344,890.10x = 18,884,017,335.15 × 3,864,075,693.30
  4. Step 4: Simplify right side
    12,589,344,890.10x = 72,969,272,376,608,964,608
  5. Step 5: Solve for x
    x = 72,969,272,376,608,964,608/12,589,344,890.10
  6. Step 6: Final answer
    x = 5,796,113,539.95

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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.