Home / 1,366,030,278.72-1,885,121,387.28-739,498,246.56

Finding the Fourth Proportional to 1,366,030,278.72, 1,885,121,387.28 and 739,498,246.56

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Solution

The fourth proportional to 1,366,030,278.72, 1,885,121,387.28 and 739,498,246.56 is: 1,020,507,365.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,030,278.72 : 1,885,121,387.28 = 739,498,246.56 : x
  2. Step 2: Convert to fraction form
    1,366,030,278.72/1,885,121,387.28 = 739,498,246.56/x
  3. Step 3: Cross multiply
    1,366,030,278.72x = 1,885,121,387.28 × 739,498,246.56
  4. Step 4: Simplify right side
    1,366,030,278.72x = 1,394,043,960,446,314,496
  5. Step 5: Solve for x
    x = 1,394,043,960,446,314,496/1,366,030,278.72
  6. Step 6: Final answer
    x = 1,020,507,365.15

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Double scale
Find fourth proportional to 1,366,030,279.72, 1,885,121,388.66 and 739,498,247.56
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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.