Home / 131,944,175.40-197,916,263.10-71,477,999.40

Finding the Fourth Proportional to 131,944,175.40, 197,916,263.10 and 71,477,999.40

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Solution

The fourth proportional to 131,944,175.40, 197,916,263.10 and 71,477,999.40 is: 107,216,999.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,944,175.40 : 197,916,263.10 = 71,477,999.40 : x
  2. Step 2: Convert to fraction form
    131,944,175.40/197,916,263.10 = 71,477,999.40/x
  3. Step 3: Cross multiply
    131,944,175.40x = 197,916,263.10 × 71,477,999.40
  4. Step 4: Simplify right side
    131,944,175.40x = 14,146,658,535,112,042
  5. Step 5: Solve for x
    x = 14,146,658,535,112,042/131,944,175.40
  6. Step 6: Final answer
    x = 107,216,999.10

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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.