Home / 882,575,992.80-1,323,863,989.20-576,465,976.80

Finding the Fourth Proportional to 882,575,992.80, 1,323,863,989.20 and 576,465,976.80

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Solution

The fourth proportional to 882,575,992.80, 1,323,863,989.20 and 576,465,976.80 is: 864,698,965.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,575,992.80 : 1,323,863,989.20 = 576,465,976.80 : x
  2. Step 2: Convert to fraction form
    882,575,992.80/1,323,863,989.20 = 576,465,976.80/x
  3. Step 3: Cross multiply
    882,575,992.80x = 1,323,863,989.20 × 576,465,976.80
  4. Step 4: Simplify right side
    882,575,992.80x = 763,162,547,684,522,624
  5. Step 5: Solve for x
    x = 763,162,547,684,522,624/882,575,992.80
  6. Step 6: Final answer
    x = 864,698,965.20

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Double scale
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Similar ratio
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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.