Home / 86,864,712.85-130,296,995.16-22,168,512.73

Finding the Fourth Proportional to 86,864,712.85, 130,296,995.16 and 22,168,512.73

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Solution

The fourth proportional to 86,864,712.85, 130,296,995.16 and 22,168,512.73 is: 33,252,750.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,864,712.85 : 130,296,995.16 = 22,168,512.73 : x
  2. Step 2: Convert to fraction form
    86,864,712.85/130,296,995.16 = 22,168,512.73/x
  3. Step 3: Cross multiply
    86,864,712.85x = 130,296,995.16 × 22,168,512.73
  4. Step 4: Simplify right side
    86,864,712.85x = 2,888,490,595,885,208.50
  5. Step 5: Solve for x
    x = 2,888,490,595,885,208.50/86,864,712.85
  6. Step 6: Final answer
    x = 33,252,750.18

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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.