Home / 163,282,242.50-225,323,122.25-99,808,848.55

Finding the Fourth Proportional to 163,282,242.50, 225,323,122.25 and 99,808,848.55

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Solution

The fourth proportional to 163,282,242.50, 225,323,122.25 and 99,808,848.55 is: 137,732,315.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,282,242.50 : 225,323,122.25 = 99,808,848.55 : x
  2. Step 2: Convert to fraction form
    163,282,242.50/225,323,122.25 = 99,808,848.55/x
  3. Step 3: Cross multiply
    163,282,242.50x = 225,323,122.25 × 99,808,848.55
  4. Step 4: Simplify right side
    163,282,242.50x = 22,489,241,383,344,876
  5. Step 5: Solve for x
    x = 22,489,241,383,344,876/163,282,242.50
  6. Step 6: Final answer
    x = 137,732,315.77

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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.