Home / 88,074,681.40-132,112,022.10-69,934,828.60

Finding the Fourth Proportional to 88,074,681.40, 132,112,022.10 and 69,934,828.60

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Solution

The fourth proportional to 88,074,681.40, 132,112,022.10 and 69,934,828.60 is: 104,902,242.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,074,681.40 : 132,112,022.10 = 69,934,828.60 : x
  2. Step 2: Convert to fraction form
    88,074,681.40/132,112,022.10 = 69,934,828.60/x
  3. Step 3: Cross multiply
    88,074,681.40x = 132,112,022.10 × 69,934,828.60
  4. Step 4: Simplify right side
    88,074,681.40x = 9,239,231,621,562,910
  5. Step 5: Solve for x
    x = 9,239,231,621,562,910/88,074,681.40
  6. Step 6: Final answer
    x = 104,902,242.90

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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.