Home / 1,520,738,283.76-2,098,379,119.68-885,763,278.16

Finding the Fourth Proportional to 1,520,738,283.76, 2,098,379,119.68 and 885,763,278.16

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Solution

The fourth proportional to 1,520,738,283.76, 2,098,379,119.68 and 885,763,278.16 is: 1,222,213,702.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,520,738,283.76 : 2,098,379,119.68 = 885,763,278.16 : x
  2. Step 2: Convert to fraction form
    1,520,738,283.76/2,098,379,119.68 = 885,763,278.16/x
  3. Step 3: Cross multiply
    1,520,738,283.76x = 2,098,379,119.68 × 885,763,278.16
  4. Step 4: Simplify right side
    1,520,738,283.76x = 1,858,667,167,870,251,776
  5. Step 5: Solve for x
    x = 1,858,667,167,870,251,776/1,520,738,283.76
  6. Step 6: Final answer
    x = 1,222,213,702.20

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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.