Home / 1,135,772,879.12-1,567,367,621.16-614,252,111.12

Finding the Fourth Proportional to 1,135,772,879.12, 1,567,367,621.16 and 614,252,111.12

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Solution

The fourth proportional to 1,135,772,879.12, 1,567,367,621.16 and 614,252,111.12 is: 847,668,480.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,772,879.12 : 1,567,367,621.16 = 614,252,111.12 : x
  2. Step 2: Convert to fraction form
    1,135,772,879.12/1,567,367,621.16 = 614,252,111.12/x
  3. Step 3: Cross multiply
    1,135,772,879.12x = 1,567,367,621.16 × 614,252,111.12
  4. Step 4: Simplify right side
    1,135,772,879.12x = 962,758,870,198,662,400
  5. Step 5: Solve for x
    x = 962,758,870,198,662,400/1,135,772,879.12
  6. Step 6: Final answer
    x = 847,668,480.11

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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.