Home / 131,908,507.40-197,862,761.10-97,471,130.60

Finding the Fourth Proportional to 131,908,507.40, 197,862,761.10 and 97,471,130.60

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Solution

The fourth proportional to 131,908,507.40, 197,862,761.10 and 97,471,130.60 is: 146,206,695.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,908,507.40 : 197,862,761.10 = 97,471,130.60 : x
  2. Step 2: Convert to fraction form
    131,908,507.40/197,862,761.10 = 97,471,130.60/x
  3. Step 3: Cross multiply
    131,908,507.40x = 197,862,761.10 × 97,471,130.60
  4. Step 4: Simplify right side
    131,908,507.40x = 19,285,907,028,054,696
  5. Step 5: Solve for x
    x = 19,285,907,028,054,696/131,908,507.40
  6. Step 6: Final answer
    x = 146,206,695.90

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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.