Home / 66,016,128.80-98,835,236.40-58,457,856.80

Finding the Fourth Proportional to 66,016,128.80, 98,835,236.40 and 58,457,856.80

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Solution

The fourth proportional to 66,016,128.80, 98,835,236.40 and 58,457,856.80 is: 87,519,462.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,016,128.80 : 98,835,236.40 = 58,457,856.80 : x
  2. Step 2: Convert to fraction form
    66,016,128.80/98,835,236.40 = 58,457,856.80/x
  3. Step 3: Cross multiply
    66,016,128.80x = 98,835,236.40 × 58,457,856.80
  4. Step 4: Simplify right side
    66,016,128.80x = 5,777,696,096,265,348
  5. Step 5: Solve for x
    x = 5,777,696,096,265,348/66,016,128.80
  6. Step 6: Final answer
    x = 87,519,462.31

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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.