Home / 2,910,105,013.20-4,365,094,494.24-811,525,426.08

Finding the Fourth Proportional to 2,910,105,013.20, 4,365,094,494.24 and 811,525,426.08

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Solution

The fourth proportional to 2,910,105,013.20, 4,365,094,494.24 and 811,525,426.08 is: 1,217,270,563.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,910,105,013.20 : 4,365,094,494.24 = 811,525,426.08 : x
  2. Step 2: Convert to fraction form
    2,910,105,013.20/4,365,094,494.24 = 811,525,426.08/x
  3. Step 3: Cross multiply
    2,910,105,013.20x = 4,365,094,494.24 × 811,525,426.08
  4. Step 4: Simplify right side
    2,910,105,013.20x = 3,542,385,169,317,578,240
  5. Step 5: Solve for x
    x = 3,542,385,169,317,578,240/2,910,105,013.20
  6. Step 6: Final answer
    x = 1,217,270,563.52

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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.