Home / 13,309,891,517.82-18,368,224,248.66-7,369,444,544.70

Finding the Fourth Proportional to 13,309,891,517.82, 18,368,224,248.66 and 7,369,444,544.70

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Solution

The fourth proportional to 13,309,891,517.82, 18,368,224,248.66 and 7,369,444,544.70 is: 10,170,151,259.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,309,891,517.82 : 18,368,224,248.66 = 7,369,444,544.70 : x
  2. Step 2: Convert to fraction form
    13,309,891,517.82/18,368,224,248.66 = 7,369,444,544.70/x
  3. Step 3: Cross multiply
    13,309,891,517.82x = 18,368,224,248.66 × 7,369,444,544.70
  4. Step 4: Simplify right side
    13,309,891,517.82x = 135,363,609,985,113,686,016
  5. Step 5: Solve for x
    x = 135,363,609,985,113,686,016/13,309,891,517.82
  6. Step 6: Final answer
    x = 10,170,151,259.60

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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.