Home / 214,488,988.38-295,986,088.22-121,667,503.32

Finding the Fourth Proportional to 214,488,988.38, 295,986,088.22 and 121,667,503.32

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Solution

The fourth proportional to 214,488,988.38, 295,986,088.22 and 121,667,503.32 is: 167,896,210.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,488,988.38 : 295,986,088.22 = 121,667,503.32 : x
  2. Step 2: Convert to fraction form
    214,488,988.38/295,986,088.22 = 121,667,503.32/x
  3. Step 3: Cross multiply
    214,488,988.38x = 295,986,088.22 × 121,667,503.32
  4. Step 4: Simplify right side
    214,488,988.38x = 36,011,888,370,572,320
  5. Step 5: Solve for x
    x = 36,011,888,370,572,320/214,488,988.38
  6. Step 6: Final answer
    x = 167,896,210.63

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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.