Home / 239,754,623.13-330,860,163.51-129,746,336.13

Finding the Fourth Proportional to 239,754,623.13, 330,860,163.51 and 129,746,336.13

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Solution

The fourth proportional to 239,754,623.13, 330,860,163.51 and 129,746,336.13 is: 179,049,285.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,754,623.13 : 330,860,163.51 = 129,746,336.13 : x
  2. Step 2: Convert to fraction form
    239,754,623.13/330,860,163.51 = 129,746,336.13/x
  3. Step 3: Cross multiply
    239,754,623.13x = 330,860,163.51 × 129,746,336.13
  4. Step 4: Simplify right side
    239,754,623.13x = 42,927,893,986,795,216
  5. Step 5: Solve for x
    x = 42,927,893,986,795,216/239,754,623.13
  6. Step 6: Final answer
    x = 179,049,285.58

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.