Home / 819,823,444.86-1,130,179,647.24-584,465,498.40

Finding the Fourth Proportional to 819,823,444.86, 1,130,179,647.24 and 584,465,498.40

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Solution

The fourth proportional to 819,823,444.86, 1,130,179,647.24 and 584,465,498.40 is: 805,723,494.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,823,444.86 : 1,130,179,647.24 = 584,465,498.40 : x
  2. Step 2: Convert to fraction form
    819,823,444.86/1,130,179,647.24 = 584,465,498.40/x
  3. Step 3: Cross multiply
    819,823,444.86x = 1,130,179,647.24 × 584,465,498.40
  4. Step 4: Simplify right side
    819,823,444.86x = 660,551,010,805,662,720
  5. Step 5: Solve for x
    x = 660,551,010,805,662,720/819,823,444.86
  6. Step 6: Final answer
    x = 805,723,494.43

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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.