Home / 882,542,841.60-1,217,995,147.61-659,136,665.30

Finding the Fourth Proportional to 882,542,841.60, 1,217,995,147.61 and 659,136,665.30

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Solution

The fourth proportional to 882,542,841.60, 1,217,995,147.61 and 659,136,665.30 is: 909,672,847.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,542,841.60 : 1,217,995,147.61 = 659,136,665.30 : x
  2. Step 2: Convert to fraction form
    882,542,841.60/1,217,995,147.61 = 659,136,665.30/x
  3. Step 3: Cross multiply
    882,542,841.60x = 1,217,995,147.61 × 659,136,665.30
  4. Step 4: Simplify right side
    882,542,841.60x = 802,825,259,937,851,008
  5. Step 5: Solve for x
    x = 802,825,259,937,851,008/882,542,841.60
  6. Step 6: Final answer
    x = 909,672,847.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.