Home / 319,873,366.59-479,987,098.47-156,112,479.65

Finding the Fourth Proportional to 319,873,366.59, 479,987,098.47 and 156,112,479.65

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Solution

The fourth proportional to 319,873,366.59, 479,987,098.47 and 156,112,479.65 is: 234,255,127.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,873,366.59 : 479,987,098.47 = 156,112,479.65 : x
  2. Step 2: Convert to fraction form
    319,873,366.59/479,987,098.47 = 156,112,479.65/x
  3. Step 3: Cross multiply
    319,873,366.59x = 479,987,098.47 × 156,112,479.65
  4. Step 4: Simplify right side
    319,873,366.59x = 74,931,976,139,760,496
  5. Step 5: Solve for x
    x = 74,931,976,139,760,496/319,873,366.59
  6. Step 6: Final answer
    x = 234,255,127.08

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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.