Home / 207,176,900.28-285,904,150.38-114,357,425.64

Finding the Fourth Proportional to 207,176,900.28, 285,904,150.38 and 114,357,425.64

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Solution

The fourth proportional to 207,176,900.28, 285,904,150.38 and 114,357,425.64 is: 157,813,262.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,176,900.28 : 285,904,150.38 = 114,357,425.64 : x
  2. Step 2: Convert to fraction form
    207,176,900.28/285,904,150.38 = 114,357,425.64/x
  3. Step 3: Cross multiply
    207,176,900.28x = 285,904,150.38 × 114,357,425.64
  4. Step 4: Simplify right side
    207,176,900.28x = 32,695,262,617,248,228
  5. Step 5: Solve for x
    x = 32,695,262,617,248,228/207,176,900.28
  6. Step 6: Final answer
    x = 157,813,262.84

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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.