Home / 133,873,307.20-200,809,960.80-93,058,638.40

Finding the Fourth Proportional to 133,873,307.20, 200,809,960.80 and 93,058,638.40

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Solution

The fourth proportional to 133,873,307.20, 200,809,960.80 and 93,058,638.40 is: 139,587,957.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,873,307.20 : 200,809,960.80 = 93,058,638.40 : x
  2. Step 2: Convert to fraction form
    133,873,307.20/200,809,960.80 = 93,058,638.40/x
  3. Step 3: Cross multiply
    133,873,307.20x = 200,809,960.80 × 93,058,638.40
  4. Step 4: Simplify right side
    133,873,307.20x = 18,687,101,529,205,376
  5. Step 5: Solve for x
    x = 18,687,101,529,205,376/133,873,307.20
  6. Step 6: Final answer
    x = 139,587,957.60

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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.