Home / 111,116,432.70-153,350,093.61-61,572,347.26

Finding the Fourth Proportional to 111,116,432.70, 153,350,093.61 and 61,572,347.26

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Solution

The fourth proportional to 111,116,432.70, 153,350,093.61 and 61,572,347.26 is: 84,975,057.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,116,432.70 : 153,350,093.61 = 61,572,347.26 : x
  2. Step 2: Convert to fraction form
    111,116,432.70/153,350,093.61 = 61,572,347.26/x
  3. Step 3: Cross multiply
    111,116,432.70x = 153,350,093.61 × 61,572,347.26
  4. Step 4: Simplify right side
    111,116,432.70x = 9,442,125,215,725,052
  5. Step 5: Solve for x
    x = 9,442,125,215,725,052/111,116,432.70
  6. Step 6: Final answer
    x = 84,975,057.12

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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.