Home / 754,465,725.44-1,040,984,599.86-634,220,880.56

Finding the Fourth Proportional to 754,465,725.44, 1,040,984,599.86 and 634,220,880.56

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Solution

The fourth proportional to 754,465,725.44, 1,040,984,599.86 and 634,220,880.56 is: 875,075,099.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,465,725.44 : 1,040,984,599.86 = 634,220,880.56 : x
  2. Step 2: Convert to fraction form
    754,465,725.44/1,040,984,599.86 = 634,220,880.56/x
  3. Step 3: Cross multiply
    754,465,725.44x = 1,040,984,599.86 × 634,220,880.56
  4. Step 4: Simplify right side
    754,465,725.44x = 660,214,169,572,608,384
  5. Step 5: Solve for x
    x = 660,214,169,572,608,384/754,465,725.44
  6. Step 6: Final answer
    x = 875,075,099.25

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Double scale
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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.