Home / 112,131,572.40-168,165,865.80-35,478,097.20

Finding the Fourth Proportional to 112,131,572.40, 168,165,865.80 and 35,478,097.20

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Solution

The fourth proportional to 112,131,572.40, 168,165,865.80 and 35,478,097.20 is: 53,207,181.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,131,572.40 : 168,165,865.80 = 35,478,097.20 : x
  2. Step 2: Convert to fraction form
    112,131,572.40/168,165,865.80 = 35,478,097.20/x
  3. Step 3: Cross multiply
    112,131,572.40x = 168,165,865.80 × 35,478,097.20
  4. Step 4: Simplify right side
    112,131,572.40x = 5,966,204,932,574,557
  5. Step 5: Solve for x
    x = 5,966,204,932,574,557/112,131,572.40
  6. Step 6: Final answer
    x = 53,207,181.57

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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.