Home / 891,852,370.80-1,337,778,556.20-565,335,020.40

Finding the Fourth Proportional to 891,852,370.80, 1,337,778,556.20 and 565,335,020.40

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Solution

The fourth proportional to 891,852,370.80, 1,337,778,556.20 and 565,335,020.40 is: 848,002,530.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,852,370.80 : 1,337,778,556.20 = 565,335,020.40 : x
  2. Step 2: Convert to fraction form
    891,852,370.80/1,337,778,556.20 = 565,335,020.40/x
  3. Step 3: Cross multiply
    891,852,370.80x = 1,337,778,556.20 × 565,335,020.40
  4. Step 4: Simplify right side
    891,852,370.80x = 756,293,067,360,009,600
  5. Step 5: Solve for x
    x = 756,293,067,360,009,600/891,852,370.80
  6. Step 6: Final answer
    x = 848,002,530.60

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.