Home / 834,843,074.24-1,252,263,891.85-213,058,256.16

Finding the Fourth Proportional to 834,843,074.24, 1,252,263,891.85 and 213,058,256.16

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Solution

The fourth proportional to 834,843,074.24, 1,252,263,891.85 and 213,058,256.16 is: 319,587,200.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,843,074.24 : 1,252,263,891.85 = 213,058,256.16 : x
  2. Step 2: Convert to fraction form
    834,843,074.24/1,252,263,891.85 = 213,058,256.16/x
  3. Step 3: Cross multiply
    834,843,074.24x = 1,252,263,891.85 × 213,058,256.16
  4. Step 4: Simplify right side
    834,843,074.24x = 266,805,161,046,821,472
  5. Step 5: Solve for x
    x = 266,805,161,046,821,472/834,843,074.24
  6. Step 6: Final answer
    x = 319,587,200.61

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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.