Home / 5,391,848,016.40-8,087,772,024.60-4,412,295,965.20

Finding the Fourth Proportional to 5,391,848,016.40, 8,087,772,024.60 and 4,412,295,965.20

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Solution

The fourth proportional to 5,391,848,016.40, 8,087,772,024.60 and 4,412,295,965.20 is: 6,618,443,947.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,391,848,016.40 : 8,087,772,024.60 = 4,412,295,965.20 : x
  2. Step 2: Convert to fraction form
    5,391,848,016.40/8,087,772,024.60 = 4,412,295,965.20/x
  3. Step 3: Cross multiply
    5,391,848,016.40x = 8,087,772,024.60 × 4,412,295,965.20
  4. Step 4: Simplify right side
    5,391,848,016.40x = 35,685,643,871,600,013,312
  5. Step 5: Solve for x
    x = 35,685,643,871,600,013,312/5,391,848,016.40
  6. Step 6: Final answer
    x = 6,618,443,947.80

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.