Home / 865,754,333.40-1,194,708,972.51-469,268,810.27

Finding the Fourth Proportional to 865,754,333.40, 1,194,708,972.51 and 469,268,810.27

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Solution

The fourth proportional to 865,754,333.40, 1,194,708,972.51 and 469,268,810.27 is: 647,573,608.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,754,333.40 : 1,194,708,972.51 = 469,268,810.27 : x
  2. Step 2: Convert to fraction form
    865,754,333.40/1,194,708,972.51 = 469,268,810.27/x
  3. Step 3: Cross multiply
    865,754,333.40x = 1,194,708,972.51 × 469,268,810.27
  4. Step 4: Simplify right side
    865,754,333.40x = 560,639,658,148,661,824
  5. Step 5: Solve for x
    x = 560,639,658,148,661,824/865,754,333.40
  6. Step 6: Final answer
    x = 647,573,608.96

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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.