Home / 2,248,213,164.38-3,102,858,851.85-1,295,411,487.51

Finding the Fourth Proportional to 2,248,213,164.38, 3,102,858,851.85 and 1,295,411,487.51

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Solution

The fourth proportional to 2,248,213,164.38, 3,102,858,851.85 and 1,295,411,487.51 is: 1,787,854,934.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,248,213,164.38 : 3,102,858,851.85 = 1,295,411,487.51 : x
  2. Step 2: Convert to fraction form
    2,248,213,164.38/3,102,858,851.85 = 1,295,411,487.51/x
  3. Step 3: Cross multiply
    2,248,213,164.38x = 3,102,858,851.85 × 1,295,411,487.51
  4. Step 4: Simplify right side
    2,248,213,164.38x = 4,019,479,000,808,579,072
  5. Step 5: Solve for x
    x = 4,019,479,000,808,579,072/2,248,213,164.38
  6. Step 6: Final answer
    x = 1,787,854,934.98

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Double scale
Find fourth proportional to 2,248,213,165.38, 3,102,858,853.23 and 1,295,411,488.51
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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.