Home / 202,202,929.02-279,039,897.90-109,383,509.46

Finding the Fourth Proportional to 202,202,929.02, 279,039,897.90 and 109,383,509.46

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Solution

The fourth proportional to 202,202,929.02, 279,039,897.90 and 109,383,509.46 is: 150,949,165.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,202,929.02 : 279,039,897.90 = 109,383,509.46 : x
  2. Step 2: Convert to fraction form
    202,202,929.02/279,039,897.90 = 109,383,509.46/x
  3. Step 3: Cross multiply
    202,202,929.02x = 279,039,897.90 × 109,383,509.46
  4. Step 4: Simplify right side
    202,202,929.02x = 30,522,363,311,662,080
  5. Step 5: Solve for x
    x = 30,522,363,311,662,080/202,202,929.02
  6. Step 6: Final answer
    x = 150,949,165.08

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Why These Related Problems?

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