Home / 12,155,870,618.29-16,775,625,724.19-6,730,406,182.56

Finding the Fourth Proportional to 12,155,870,618.29, 16,775,625,724.19 and 6,730,406,182.56

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Solution

The fourth proportional to 12,155,870,618.29, 16,775,625,724.19 and 6,730,406,182.56 is: 9,288,250,807.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,155,870,618.29 : 16,775,625,724.19 = 6,730,406,182.56 : x
  2. Step 2: Convert to fraction form
    12,155,870,618.29/16,775,625,724.19 = 6,730,406,182.56/x
  3. Step 3: Cross multiply
    12,155,870,618.29x = 16,775,625,724.19 × 6,730,406,182.56
  4. Step 4: Simplify right side
    12,155,870,618.29x = 112,906,775,090,400,968,704
  5. Step 5: Solve for x
    x = 112,906,775,090,400,968,704/12,155,870,618.29
  6. Step 6: Final answer
    x = 9,288,250,807.85

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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.