Home / 30,248,538,757.65-41,746,643,878.56-17,215,890,121.20

Finding the Fourth Proportional to 30,248,538,757.65, 41,746,643,878.56 and 17,215,890,121.20

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Solution

The fourth proportional to 30,248,538,757.65, 41,746,643,878.56 and 17,215,890,121.20 is: 23,760,011,671.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,248,538,757.65 : 41,746,643,878.56 = 17,215,890,121.20 : x
  2. Step 2: Convert to fraction form
    30,248,538,757.65/41,746,643,878.56 = 17,215,890,121.20/x
  3. Step 3: Cross multiply
    30,248,538,757.65x = 41,746,643,878.56 × 17,215,890,121.20
  4. Step 4: Simplify right side
    30,248,538,757.65x = 718,705,633,942,155,558,912
  5. Step 5: Solve for x
    x = 718,705,633,942,155,558,912/30,248,538,757.65
  6. Step 6: Final answer
    x = 23,760,011,671.98

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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.