Home / 152,521,353.23-210,479,603.08-82,906,734.11

Finding the Fourth Proportional to 152,521,353.23, 210,479,603.08 and 82,906,734.11

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Solution

The fourth proportional to 152,521,353.23, 210,479,603.08 and 82,906,734.11 is: 114,411,366.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,521,353.23 : 210,479,603.08 = 82,906,734.11 : x
  2. Step 2: Convert to fraction form
    152,521,353.23/210,479,603.08 = 82,906,734.11/x
  3. Step 3: Cross multiply
    152,521,353.23x = 210,479,603.08 × 82,906,734.11
  4. Step 4: Simplify right side
    152,521,353.23x = 17,450,176,487,661,530
  5. Step 5: Solve for x
    x = 17,450,176,487,661,530/152,521,353.23
  6. Step 6: Final answer
    x = 114,411,366.79

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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.