Home / 941,792,398.38-1,299,797,268.84-540,063,358.74

Finding the Fourth Proportional to 941,792,398.38, 1,299,797,268.84 and 540,063,358.74

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Solution

The fourth proportional to 941,792,398.38, 1,299,797,268.84 and 540,063,358.74 is: 745,358,403.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,792,398.38 : 1,299,797,268.84 = 540,063,358.74 : x
  2. Step 2: Convert to fraction form
    941,792,398.38/1,299,797,268.84 = 540,063,358.74/x
  3. Step 3: Cross multiply
    941,792,398.38x = 1,299,797,268.84 × 540,063,358.74
  4. Step 4: Simplify right side
    941,792,398.38x = 701,972,878,690,809,088
  5. Step 5: Solve for x
    x = 701,972,878,690,809,088/941,792,398.38
  6. Step 6: Final answer
    x = 745,358,403.72

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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.