Home / 107,896,225.76-148,908,330.24-66,108,023.36

Finding the Fourth Proportional to 107,896,225.76, 148,908,330.24 and 66,108,023.36

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Solution

The fourth proportional to 107,896,225.76, 148,908,330.24 and 66,108,023.36 is: 91,236,141.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,896,225.76 : 148,908,330.24 = 66,108,023.36 : x
  2. Step 2: Convert to fraction form
    107,896,225.76/148,908,330.24 = 66,108,023.36/x
  3. Step 3: Cross multiply
    107,896,225.76x = 148,908,330.24 × 66,108,023.36
  4. Step 4: Simplify right side
    107,896,225.76x = 9,844,035,374,004,514
  5. Step 5: Solve for x
    x = 9,844,035,374,004,514/107,896,225.76
  6. Step 6: Final answer
    x = 91,236,141.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.