Home / 131,430,695.40-197,146,043.10-58,647,335.40

Finding the Fourth Proportional to 131,430,695.40, 197,146,043.10 and 58,647,335.40

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Solution

The fourth proportional to 131,430,695.40, 197,146,043.10 and 58,647,335.40 is: 87,971,003.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,430,695.40 : 197,146,043.10 = 58,647,335.40 : x
  2. Step 2: Convert to fraction form
    131,430,695.40/197,146,043.10 = 58,647,335.40/x
  3. Step 3: Cross multiply
    131,430,695.40x = 197,146,043.10 × 58,647,335.40
  4. Step 4: Simplify right side
    131,430,695.40x = 11,562,090,112,468,556
  5. Step 5: Solve for x
    x = 11,562,090,112,468,556/131,430,695.40
  6. Step 6: Final answer
    x = 87,971,003.10

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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.