Home / 87,356,364.60-130,522,825.59-84,301,333.56

Finding the Fourth Proportional to 87,356,364.60, 130,522,825.59 and 84,301,333.56

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Solution

The fourth proportional to 87,356,364.60, 130,522,825.59 and 84,301,333.56 is: 125,958,174.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,356,364.60 : 130,522,825.59 = 84,301,333.56 : x
  2. Step 2: Convert to fraction form
    87,356,364.60/130,522,825.59 = 84,301,333.56/x
  3. Step 3: Cross multiply
    87,356,364.60x = 130,522,825.59 × 84,301,333.56
  4. Step 4: Simplify right side
    87,356,364.60x = 11,003,248,257,256,294
  5. Step 5: Solve for x
    x = 11,003,248,257,256,294/87,356,364.60
  6. Step 6: Final answer
    x = 125,958,174.97

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.