Home / 2,910,340,908.20-4,365,548,687.10-971,644,140.20

Finding the Fourth Proportional to 2,910,340,908.20, 4,365,548,687.10 and 971,644,140.20

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Solution

The fourth proportional to 2,910,340,908.20, 4,365,548,687.10 and 971,644,140.20 is: 1,457,478,671.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,910,340,908.20 : 4,365,548,687.10 = 971,644,140.20 : x
  2. Step 2: Convert to fraction form
    2,910,340,908.20/4,365,548,687.10 = 971,644,140.20/x
  3. Step 3: Cross multiply
    2,910,340,908.20x = 4,365,548,687.10 × 971,644,140.20
  4. Step 4: Simplify right side
    2,910,340,908.20x = 4,241,759,800,578,519,040
  5. Step 5: Solve for x
    x = 4,241,759,800,578,519,040/2,910,340,908.20
  6. Step 6: Final answer
    x = 1,457,478,671.53

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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.