Home / 316,267,298.88-473,783,146.11-217,881,626.64

Finding the Fourth Proportional to 316,267,298.88, 473,783,146.11 and 217,881,626.64

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Solution

The fourth proportional to 316,267,298.88, 473,783,146.11 and 217,881,626.64 is: 326,396,826.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,267,298.88 : 473,783,146.11 = 217,881,626.64 : x
  2. Step 2: Convert to fraction form
    316,267,298.88/473,783,146.11 = 217,881,626.64/x
  3. Step 3: Cross multiply
    316,267,298.88x = 473,783,146.11 × 217,881,626.64
  4. Step 4: Simplify right side
    316,267,298.88x = 103,228,642,549,063,584
  5. Step 5: Solve for x
    x = 103,228,642,549,063,584/316,267,298.88
  6. Step 6: Final answer
    x = 326,396,826.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.