Home / 820,039,245,838.26-1,229,610,456,428.80-651,143,767,937.04

Finding the Fourth Proportional to 820,039,245,838.26, 1,229,610,456,428.80 and 651,143,767,937.04

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Solution

The fourth proportional to 820,039,245,838.26, 1,229,610,456,428.80 and 651,143,767,937.04 is: 976,359,594,686.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    820,039,245,838.26 : 1,229,610,456,428.80 = 651,143,767,937.04 : x
  2. Step 2: Convert to fraction form
    820,039,245,838.26/1,229,610,456,428.80 = 651,143,767,937.04/x
  3. Step 3: Cross multiply
    820,039,245,838.26x = 1,229,610,456,428.80 × 651,143,767,937.04
  4. Step 4: Simplify right side
    820,039,245,838.26x = 800,653,185,693,832,479,506,432
  5. Step 5: Solve for x
    x = 800,653,185,693,832,479,506,432/820,039,245,838.26
  6. Step 6: Final answer
    x = 976,359,594,686.70

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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.