Home / 381,210,798.96-526,185,909.72-329,554,733.04

Finding the Fourth Proportional to 381,210,798.96, 526,185,909.72 and 329,554,733.04

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Solution

The fourth proportional to 381,210,798.96, 526,185,909.72 and 329,554,733.04 is: 454,884,954.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,210,798.96 : 526,185,909.72 = 329,554,733.04 : x
  2. Step 2: Convert to fraction form
    381,210,798.96/526,185,909.72 = 329,554,733.04/x
  3. Step 3: Cross multiply
    381,210,798.96x = 526,185,909.72 × 329,554,733.04
  4. Step 4: Simplify right side
    381,210,798.96x = 173,407,057,007,184,160
  5. Step 5: Solve for x
    x = 173,407,057,007,184,160/381,210,798.96
  6. Step 6: Final answer
    x = 454,884,954.68

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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.