Home / 9,413,691,266.39-12,990,628,609.02-5,126,807,825.28

Finding the Fourth Proportional to 9,413,691,266.39, 12,990,628,609.02 and 5,126,807,825.28

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Solution

The fourth proportional to 9,413,691,266.39, 12,990,628,609.02 and 5,126,807,825.28 is: 7,074,850,292.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,413,691,266.39 : 12,990,628,609.02 = 5,126,807,825.28 : x
  2. Step 2: Convert to fraction form
    9,413,691,266.39/12,990,628,609.02 = 5,126,807,825.28/x
  3. Step 3: Cross multiply
    9,413,691,266.39x = 12,990,628,609.02 × 5,126,807,825.28
  4. Step 4: Simplify right side
    9,413,691,266.39x = 66,600,456,408,029,978,624
  5. Step 5: Solve for x
    x = 66,600,456,408,029,978,624/9,413,691,266.39
  6. Step 6: Final answer
    x = 7,074,850,292.35

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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.