Home / 122,518,000.80-183,553,052.40-99,675,223.20

Finding the Fourth Proportional to 122,518,000.80, 183,553,052.40 and 99,675,223.20

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Solution

The fourth proportional to 122,518,000.80, 183,553,052.40 and 99,675,223.20 is: 149,330,639.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,518,000.80 : 183,553,052.40 = 99,675,223.20 : x
  2. Step 2: Convert to fraction form
    122,518,000.80/183,553,052.40 = 99,675,223.20/x
  3. Step 3: Cross multiply
    122,518,000.80x = 183,553,052.40 × 99,675,223.20
  4. Step 4: Simplify right side
    122,518,000.80x = 18,295,691,467,011,296
  5. Step 5: Solve for x
    x = 18,295,691,467,011,296/122,518,000.80
  6. Step 6: Final answer
    x = 149,330,639.97

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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.