Home / 931,560,441,777.60-1,397,340,662,666.40-613,565,704,406.40

Finding the Fourth Proportional to 931,560,441,777.60, 1,397,340,662,666.40 and 613,565,704,406.40

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Solution

The fourth proportional to 931,560,441,777.60, 1,397,340,662,666.40 and 613,565,704,406.40 is: 920,348,556,609.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,560,441,777.60 : 1,397,340,662,666.40 = 613,565,704,406.40 : x
  2. Step 2: Convert to fraction form
    931,560,441,777.60/1,397,340,662,666.40 = 613,565,704,406.40/x
  3. Step 3: Cross multiply
    931,560,441,777.60x = 1,397,340,662,666.40 × 613,565,704,406.40
  4. Step 4: Simplify right side
    931,560,441,777.60x = 857,360,307,984,615,409,188,864
  5. Step 5: Solve for x
    x = 857,360,307,984,615,409,188,864/931,560,441,777.60
  6. Step 6: Final answer
    x = 920,348,556,609.60

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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.