Home / 83,765,997.60-125,648,996.40-56,556,218.40

Finding the Fourth Proportional to 83,765,997.60, 125,648,996.40 and 56,556,218.40

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Solution

The fourth proportional to 83,765,997.60, 125,648,996.40 and 56,556,218.40 is: 84,834,327.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,765,997.60 : 125,648,996.40 = 56,556,218.40 : x
  2. Step 2: Convert to fraction form
    83,765,997.60/125,648,996.40 = 56,556,218.40/x
  3. Step 3: Cross multiply
    83,765,997.60x = 125,648,996.40 × 56,556,218.40
  4. Step 4: Simplify right side
    83,765,997.60x = 7,106,232,082,139,214
  5. Step 5: Solve for x
    x = 7,106,232,082,139,214/83,765,997.60
  6. Step 6: Final answer
    x = 84,834,327.60

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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.