Home / 30,711,339,726.12-42,381,805,543.83-17,163,203,005.71

Finding the Fourth Proportional to 30,711,339,726.12, 42,381,805,543.83 and 17,163,203,005.71

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Solution

The fourth proportional to 30,711,339,726.12, 42,381,805,543.83 and 17,163,203,005.71 is: 23,685,307,732.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,711,339,726.12 : 42,381,805,543.83 = 17,163,203,005.71 : x
  2. Step 2: Convert to fraction form
    30,711,339,726.12/42,381,805,543.83 = 17,163,203,005.71/x
  3. Step 3: Cross multiply
    30,711,339,726.12x = 42,381,805,543.83 × 17,163,203,005.71
  4. Step 4: Simplify right side
    30,711,339,726.12x = 727,407,532,297,279,766,528
  5. Step 5: Solve for x
    x = 727,407,532,297,279,766,528/30,711,339,726.12
  6. Step 6: Final answer
    x = 23,685,307,732.72

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1.5x scale

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.