Home / 90,641,096.26-135,864,830.75-51,695,700.10

Finding the Fourth Proportional to 90,641,096.26, 135,864,830.75 and 51,695,700.10

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Solution

The fourth proportional to 90,641,096.26, 135,864,830.75 and 51,695,700.10 is: 77,488,334.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,641,096.26 : 135,864,830.75 = 51,695,700.10 : x
  2. Step 2: Convert to fraction form
    90,641,096.26/135,864,830.75 = 51,695,700.10/x
  3. Step 3: Cross multiply
    90,641,096.26x = 135,864,830.75 × 51,695,700.10
  4. Step 4: Simplify right side
    90,641,096.26x = 7,023,627,544,589,258
  5. Step 5: Solve for x
    x = 7,023,627,544,589,258/90,641,096.26
  6. Step 6: Final answer
    x = 77,488,334.04

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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.