Home / 207,176,900.53-285,904,150.73-114,357,425.89

Finding the Fourth Proportional to 207,176,900.53, 285,904,150.73 and 114,357,425.89

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Solution

The fourth proportional to 207,176,900.53, 285,904,150.73 and 114,357,425.89 is: 157,813,263.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,176,900.53 : 285,904,150.73 = 114,357,425.89 : x
  2. Step 2: Convert to fraction form
    207,176,900.53/285,904,150.73 = 114,357,425.89/x
  3. Step 3: Cross multiply
    207,176,900.53x = 285,904,150.73 × 114,357,425.89
  4. Step 4: Simplify right side
    207,176,900.53x = 32,695,262,728,177,580
  5. Step 5: Solve for x
    x = 32,695,262,728,177,580/207,176,900.53
  6. Step 6: Final answer
    x = 157,813,263.18

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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.