Home / 7,175,325,009.60-10,762,987,514.40-2,813,257,281.60

Finding the Fourth Proportional to 7,175,325,009.60, 10,762,987,514.40 and 2,813,257,281.60

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Solution

The fourth proportional to 7,175,325,009.60, 10,762,987,514.40 and 2,813,257,281.60 is: 4,219,885,922.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,175,325,009.60 : 10,762,987,514.40 = 2,813,257,281.60 : x
  2. Step 2: Convert to fraction form
    7,175,325,009.60/10,762,987,514.40 = 2,813,257,281.60/x
  3. Step 3: Cross multiply
    7,175,325,009.60x = 10,762,987,514.40 × 2,813,257,281.60
  4. Step 4: Simplify right side
    7,175,325,009.60x = 30,279,052,996,655,681,536
  5. Step 5: Solve for x
    x = 30,279,052,996,655,681,536/7,175,325,009.60
  6. Step 6: Final answer
    x = 4,219,885,922.40

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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.