Home / 9,220,846,717.05-12,724,772,726.88-4,991,758,605.69

Finding the Fourth Proportional to 9,220,846,717.05, 12,724,772,726.88 and 4,991,758,605.69

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Solution

The fourth proportional to 9,220,846,717.05, 12,724,772,726.88 and 4,991,758,605.69 is: 6,888,629,180.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,220,846,717.05 : 12,724,772,726.88 = 4,991,758,605.69 : x
  2. Step 2: Convert to fraction form
    9,220,846,717.05/12,724,772,726.88 = 4,991,758,605.69/x
  3. Step 3: Cross multiply
    9,220,846,717.05x = 12,724,772,726.88 × 4,991,758,605.69
  4. Step 4: Simplify right side
    9,220,846,717.05x = 63,518,993,764,852,637,696
  5. Step 5: Solve for x
    x = 63,518,993,764,852,637,696/9,220,846,717.05
  6. Step 6: Final answer
    x = 6,888,629,180.59

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Double scale
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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.