Home / 316,329,890.81-436,502,016.43-175,197,414.15

Finding the Fourth Proportional to 316,329,890.81, 436,502,016.43 and 175,197,414.15

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Solution

The fourth proportional to 316,329,890.81, 436,502,016.43 and 175,197,414.15 is: 241,754,025.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,329,890.81 : 436,502,016.43 = 175,197,414.15 : x
  2. Step 2: Convert to fraction form
    316,329,890.81/436,502,016.43 = 175,197,414.15/x
  3. Step 3: Cross multiply
    316,329,890.81x = 436,502,016.43 × 175,197,414.15
  4. Step 4: Simplify right side
    316,329,890.81x = 76,474,024,549,358,832
  5. Step 5: Solve for x
    x = 76,474,024,549,358,832/316,329,890.81
  6. Step 6: Final answer
    x = 241,754,025.69

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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.