Home / 115,260,496.43-172,902,852.74-37,543,456.40

Finding the Fourth Proportional to 115,260,496.43, 172,902,852.74 and 37,543,456.40

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Solution

The fourth proportional to 115,260,496.43, 172,902,852.74 and 37,543,456.40 is: 56,319,128.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,260,496.43 : 172,902,852.74 = 37,543,456.40 : x
  2. Step 2: Convert to fraction form
    115,260,496.43/172,902,852.74 = 37,543,456.40/x
  3. Step 3: Cross multiply
    115,260,496.43x = 172,902,852.74 × 37,543,456.40
  4. Step 4: Simplify right side
    115,260,496.43x = 6,491,370,713,524,352
  5. Step 5: Solve for x
    x = 6,491,370,713,524,352/115,260,496.43
  6. Step 6: Final answer
    x = 56,319,128.53

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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.