Home / 10,587,465,999.20-15,881,796,195.60-3,226,716,840.80

Finding the Fourth Proportional to 10,587,465,999.20, 15,881,796,195.60 and 3,226,716,840.80

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Solution

The fourth proportional to 10,587,465,999.20, 15,881,796,195.60 and 3,226,716,840.80 is: 4,840,257,267.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,587,465,999.20 : 15,881,796,195.60 = 3,226,716,840.80 : x
  2. Step 2: Convert to fraction form
    10,587,465,999.20/15,881,796,195.60 = 3,226,716,840.80/x
  3. Step 3: Cross multiply
    10,587,465,999.20x = 15,881,796,195.60 × 3,226,716,840.80
  4. Step 4: Simplify right side
    10,587,465,999.20x = 51,246,059,246,495,891,456
  5. Step 5: Solve for x
    x = 51,246,059,246,495,891,456/10,587,465,999.20
  6. Step 6: Final answer
    x = 4,840,257,267.45

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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.