Home / 1,251,002,356.56-1,725,955,641-714,769,266.96

Finding the Fourth Proportional to 1,251,002,356.56, 1,725,955,641 and 714,769,266.96

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Solution

The fourth proportional to 1,251,002,356.56, 1,725,955,641 and 714,769,266.96 is: 986,137,269.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,002,356.56 : 1,725,955,641 = 714,769,266.96 : x
  2. Step 2: Convert to fraction form
    1,251,002,356.56/1,725,955,641 = 714,769,266.96/x
  3. Step 3: Cross multiply
    1,251,002,356.56x = 1,725,955,641 × 714,769,266.96
  4. Step 4: Simplify right side
    1,251,002,356.56x = 1,233,660,048,323,046,912
  5. Step 5: Solve for x
    x = 1,233,660,048,323,046,912/1,251,002,356.56
  6. Step 6: Final answer
    x = 986,137,269.73

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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.