Home / 199,282,800.10-298,924,200.15-122,356,387.30

Finding the Fourth Proportional to 199,282,800.10, 298,924,200.15 and 122,356,387.30

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Solution

The fourth proportional to 199,282,800.10, 298,924,200.15 and 122,356,387.30 is: 183,534,580.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,282,800.10 : 298,924,200.15 = 122,356,387.30 : x
  2. Step 2: Convert to fraction form
    199,282,800.10/298,924,200.15 = 122,356,387.30/x
  3. Step 3: Cross multiply
    199,282,800.10x = 298,924,200.15 × 122,356,387.30
  4. Step 4: Simplify right side
    199,282,800.10x = 36,575,285,206,896,112
  5. Step 5: Solve for x
    x = 36,575,285,206,896,112/199,282,800.10
  6. Step 6: Final answer
    x = 183,534,580.95

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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.