Home / 869,107,265-1,202,526,293.28-757,830,146.48

Finding the Fourth Proportional to 869,107,265, 1,202,526,293.28 and 757,830,146.48

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Solution

The fourth proportional to 869,107,265, 1,202,526,293.28 and 757,830,146.48 is: 1,048,559,497.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,107,265 : 1,202,526,293.28 = 757,830,146.48 : x
  2. Step 2: Convert to fraction form
    869,107,265/1,202,526,293.28 = 757,830,146.48/x
  3. Step 3: Cross multiply
    869,107,265x = 1,202,526,293.28 × 757,830,146.48
  4. Step 4: Simplify right side
    869,107,265x = 911,310,676,982,433,792
  5. Step 5: Solve for x
    x = 911,310,676,982,433,792/869,107,265
  6. Step 6: Final answer
    x = 1,048,559,497.41

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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.