Home / 885,840,055.20-1,328,760,082.80-834,821,719.20

Finding the Fourth Proportional to 885,840,055.20, 1,328,760,082.80 and 834,821,719.20

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Solution

The fourth proportional to 885,840,055.20, 1,328,760,082.80 and 834,821,719.20 is: 1,252,232,578.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,840,055.20 : 1,328,760,082.80 = 834,821,719.20 : x
  2. Step 2: Convert to fraction form
    885,840,055.20/1,328,760,082.80 = 834,821,719.20/x
  3. Step 3: Cross multiply
    885,840,055.20x = 1,328,760,082.80 × 834,821,719.20
  4. Step 4: Simplify right side
    885,840,055.20x = 1,109,277,776,727,430,400
  5. Step 5: Solve for x
    x = 1,109,277,776,727,430,400/885,840,055.20
  6. Step 6: Final answer
    x = 1,252,232,578.80

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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.