Home / 319,541,441.70-479,312,162.55-164,573,246.10

Finding the Fourth Proportional to 319,541,441.70, 479,312,162.55 and 164,573,246.10

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Solution

The fourth proportional to 319,541,441.70, 479,312,162.55 and 164,573,246.10 is: 246,859,869.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,541,441.70 : 479,312,162.55 = 164,573,246.10 : x
  2. Step 2: Convert to fraction form
    319,541,441.70/479,312,162.55 = 164,573,246.10/x
  3. Step 3: Cross multiply
    319,541,441.70x = 479,312,162.55 × 164,573,246.10
  4. Step 4: Simplify right side
    319,541,441.70x = 78,881,958,486,064,352
  5. Step 5: Solve for x
    x = 78,881,958,486,064,352/319,541,441.70
  6. Step 6: Final answer
    x = 246,859,869.15

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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.