Home / 199,717,138.20-275,585,781.36-110,397,016.64

Finding the Fourth Proportional to 199,717,138.20, 275,585,781.36 and 110,397,016.64

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Solution

The fourth proportional to 199,717,138.20, 275,585,781.36 and 110,397,016.64 is: 152,334,688.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,717,138.20 : 275,585,781.36 = 110,397,016.64 : x
  2. Step 2: Convert to fraction form
    199,717,138.20/275,585,781.36 = 110,397,016.64/x
  3. Step 3: Cross multiply
    199,717,138.20x = 275,585,781.36 × 110,397,016.64
  4. Step 4: Simplify right side
    199,717,138.20x = 30,423,848,090,547,324
  5. Step 5: Solve for x
    x = 30,423,848,090,547,324/199,717,138.20
  6. Step 6: Final answer
    x = 152,334,688.77

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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.