Home / 12,454,649,747.49-17,187,405,547.55-7,030,327,110.61

Finding the Fourth Proportional to 12,454,649,747.49, 17,187,405,547.55 and 7,030,327,110.61

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Solution

The fourth proportional to 12,454,649,747.49, 17,187,405,547.55 and 7,030,327,110.61 is: 9,701,845,144.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,454,649,747.49 : 17,187,405,547.55 = 7,030,327,110.61 : x
  2. Step 2: Convert to fraction form
    12,454,649,747.49/17,187,405,547.55 = 7,030,327,110.61/x
  3. Step 3: Cross multiply
    12,454,649,747.49x = 17,187,405,547.55 × 7,030,327,110.61
  4. Step 4: Simplify right side
    12,454,649,747.49x = 120,833,083,181,947,437,056
  5. Step 5: Solve for x
    x = 120,833,083,181,947,437,056/12,454,649,747.49
  6. Step 6: Final answer
    x = 9,701,845,144.72

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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.