Home / 130,904,375,772.73-180,652,495,842.38-75,967,295,383.45

Finding the Fourth Proportional to 130,904,375,772.73, 180,652,495,842.38 and 75,967,295,383.45

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Solution

The fourth proportional to 130,904,375,772.73, 180,652,495,842.38 and 75,967,295,383.45 is: 104,837,454,305.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,904,375,772.73 : 180,652,495,842.38 = 75,967,295,383.45 : x
  2. Step 2: Convert to fraction form
    130,904,375,772.73/180,652,495,842.38 = 75,967,295,383.45/x
  3. Step 3: Cross multiply
    130,904,375,772.73x = 180,652,495,842.38 × 75,967,295,383.45
  4. Step 4: Simplify right side
    130,904,375,772.73x = 13,723,681,513,414,653,378,560
  5. Step 5: Solve for x
    x = 13,723,681,513,414,653,378,560/130,904,375,772.73
  6. Step 6: Final answer
    x = 104,837,454,305.13

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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.