Home / 15,703,886,345.02-21,671,433,449.32-8,567,278,531.18

Finding the Fourth Proportional to 15,703,886,345.02, 21,671,433,449.32 and 8,567,278,531.18

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Solution

The fourth proportional to 15,703,886,345.02, 21,671,433,449.32 and 8,567,278,531.18 is: 11,822,882,721.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,703,886,345.02 : 21,671,433,449.32 = 8,567,278,531.18 : x
  2. Step 2: Convert to fraction form
    15,703,886,345.02/21,671,433,449.32 = 8,567,278,531.18/x
  3. Step 3: Cross multiply
    15,703,886,345.02x = 21,671,433,449.32 × 8,567,278,531.18
  4. Step 4: Simplify right side
    15,703,886,345.02x = 185,665,206,530,255,388,672
  5. Step 5: Solve for x
    x = 185,665,206,530,255,388,672/15,703,886,345.02
  6. Step 6: Final answer
    x = 11,822,882,721.58

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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.