Home / 15,386,285,822.06-21,232,854,825.30-8,519,026,164

Finding the Fourth Proportional to 15,386,285,822.06, 21,232,854,825.30 and 8,519,026,164

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Solution

The fourth proportional to 15,386,285,822.06, 21,232,854,825.30 and 8,519,026,164 is: 11,756,134,513.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,386,285,822.06 : 21,232,854,825.30 = 8,519,026,164 : x
  2. Step 2: Convert to fraction form
    15,386,285,822.06/21,232,854,825.30 = 8,519,026,164/x
  3. Step 3: Cross multiply
    15,386,285,822.06x = 21,232,854,825.30 × 8,519,026,164
  4. Step 4: Simplify right side
    15,386,285,822.06x = 180,883,245,793,144,340,480
  5. Step 5: Solve for x
    x = 180,883,245,793,144,340,480/15,386,285,822.06
  6. Step 6: Final answer
    x = 11,756,134,513.88

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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.