Home / 130,305,463.78-195,160,513.64-62,195,985.22

Finding the Fourth Proportional to 130,305,463.78, 195,160,513.64 and 62,195,985.22

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Solution

The fourth proportional to 130,305,463.78, 195,160,513.64 and 62,195,985.22 is: 93,151,891.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,305,463.78 : 195,160,513.64 = 62,195,985.22 : x
  2. Step 2: Convert to fraction form
    130,305,463.78/195,160,513.64 = 62,195,985.22/x
  3. Step 3: Cross multiply
    130,305,463.78x = 195,160,513.64 × 62,195,985.22
  4. Step 4: Simplify right side
    130,305,463.78x = 12,138,200,421,881,048
  5. Step 5: Solve for x
    x = 12,138,200,421,881,048/130,305,463.78
  6. Step 6: Final answer
    x = 93,151,891.48

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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.