Home / 12,120,586,437.68-16,726,917,435.77-6,970,637,930.10

Finding the Fourth Proportional to 12,120,586,437.68, 16,726,917,435.77 and 6,970,637,930.10

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Solution

The fourth proportional to 12,120,586,437.68, 16,726,917,435.77 and 6,970,637,930.10 is: 9,619,772,585.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,120,586,437.68 : 16,726,917,435.77 = 6,970,637,930.10 : x
  2. Step 2: Convert to fraction form
    12,120,586,437.68/16,726,917,435.77 = 6,970,637,930.10/x
  3. Step 3: Cross multiply
    12,120,586,437.68x = 16,726,917,435.77 × 6,970,637,930.10
  4. Step 4: Simplify right side
    12,120,586,437.68x = 116,597,285,131,429,396,480
  5. Step 5: Solve for x
    x = 116,597,285,131,429,396,480/12,120,586,437.68
  6. Step 6: Final answer
    x = 9,619,772,585.34

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Double scale
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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.