Home / 15,703,886,349.04-21,671,433,454.84-8,567,278,535.20

Finding the Fourth Proportional to 15,703,886,349.04, 21,671,433,454.84 and 8,567,278,535.20

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Solution

The fourth proportional to 15,703,886,349.04, 21,671,433,454.84 and 8,567,278,535.20 is: 11,822,882,727.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,703,886,349.04 : 21,671,433,454.84 = 8,567,278,535.20 : x
  2. Step 2: Convert to fraction form
    15,703,886,349.04/21,671,433,454.84 = 8,567,278,535.20/x
  3. Step 3: Cross multiply
    15,703,886,349.04x = 21,671,433,454.84 × 8,567,278,535.20
  4. Step 4: Simplify right side
    15,703,886,349.04x = 185,665,206,664,665,923,584
  5. Step 5: Solve for x
    x = 185,665,206,664,665,923,584/15,703,886,349.04
  6. Step 6: Final answer
    x = 11,822,882,727.12

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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.