Home / 525,016,835.82-787,423,087.87-151,498,462.02

Finding the Fourth Proportional to 525,016,835.82, 787,423,087.87 and 151,498,462.02

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Solution

The fourth proportional to 525,016,835.82, 787,423,087.87 and 151,498,462.02 is: 227,218,212.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,016,835.82 : 787,423,087.87 = 151,498,462.02 : x
  2. Step 2: Convert to fraction form
    525,016,835.82/787,423,087.87 = 151,498,462.02/x
  3. Step 3: Cross multiply
    525,016,835.82x = 787,423,087.87 × 151,498,462.02
  4. Step 4: Simplify right side
    525,016,835.82x = 119,293,386,771,344,320
  5. Step 5: Solve for x
    x = 119,293,386,771,344,320/525,016,835.82
  6. Step 6: Final answer
    x = 227,218,212.13

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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.