Home / 403,719,966.76-605,571,260.46-112,579,339.36

Finding the Fourth Proportional to 403,719,966.76, 605,571,260.46 and 112,579,339.36

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Solution

The fourth proportional to 403,719,966.76, 605,571,260.46 and 112,579,339.36 is: 168,866,585.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,719,966.76 : 605,571,260.46 = 112,579,339.36 : x
  2. Step 2: Convert to fraction form
    403,719,966.76/605,571,260.46 = 112,579,339.36/x
  3. Step 3: Cross multiply
    403,719,966.76x = 605,571,260.46 × 112,579,339.36
  4. Step 4: Simplify right side
    403,719,966.76x = 68,174,812,437,989,296
  5. Step 5: Solve for x
    x = 68,174,812,437,989,296/403,719,966.76
  6. Step 6: Final answer
    x = 168,866,585.88

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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.