Home / 1,029,564,493,013.40-1,420,799,232,272.40-566,591,531,550.65

Finding the Fourth Proportional to 1,029,564,493,013.40, 1,420,799,232,272.40 and 566,591,531,550.65

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Solution

The fourth proportional to 1,029,564,493,013.40, 1,420,799,232,272.40 and 566,591,531,550.65 is: 781,896,441,167.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,564,493,013.40 : 1,420,799,232,272.40 = 566,591,531,550.65 : x
  2. Step 2: Convert to fraction form
    1,029,564,493,013.40/1,420,799,232,272.40 = 566,591,531,550.65/x
  3. Step 3: Cross multiply
    1,029,564,493,013.40x = 1,420,799,232,272.40 × 566,591,531,550.65
  4. Step 4: Simplify right side
    1,029,564,493,013.40x = 805,012,813,039,206,739,738,624
  5. Step 5: Solve for x
    x = 805,012,813,039,206,739,738,624/1,029,564,493,013.40
  6. Step 6: Final answer
    x = 781,896,441,167.12

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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.