Home / 107,896,035.64-148,908,068.09-66,107,833.36

Finding the Fourth Proportional to 107,896,035.64, 148,908,068.09 and 66,107,833.36

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Solution

The fourth proportional to 107,896,035.64, 148,908,068.09 and 66,107,833.36 is: 91,235,879.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,896,035.64 : 148,908,068.09 = 66,107,833.36 : x
  2. Step 2: Convert to fraction form
    107,896,035.64/148,908,068.09 = 66,107,833.36/x
  3. Step 3: Cross multiply
    107,896,035.64x = 148,908,068.09 × 66,107,833.36
  4. Step 4: Simplify right side
    107,896,035.64x = 9,843,989,751,253,254
  5. Step 5: Solve for x
    x = 9,843,989,751,253,254/107,896,035.64
  6. Step 6: Final answer
    x = 91,235,879.92

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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.