Home / 217,727,875.19-300,464,335.29-119,942,731.19

Finding the Fourth Proportional to 217,727,875.19, 300,464,335.29 and 119,942,731.19

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Solution

The fourth proportional to 217,727,875.19, 300,464,335.29 and 119,942,731.19 is: 165,520,896.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,727,875.19 : 300,464,335.29 = 119,942,731.19 : x
  2. Step 2: Convert to fraction form
    217,727,875.19/300,464,335.29 = 119,942,731.19/x
  3. Step 3: Cross multiply
    217,727,875.19x = 300,464,335.29 × 119,942,731.19
  4. Step 4: Simplify right side
    217,727,875.19x = 36,038,512,998,368,184
  5. Step 5: Solve for x
    x = 36,038,512,998,368,184/217,727,875.19
  6. Step 6: Final answer
    x = 165,520,896.06

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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.