Home / 982,223,496.60-1,473,335,244.90-672,287,105.40

Finding the Fourth Proportional to 982,223,496.60, 1,473,335,244.90 and 672,287,105.40

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Solution

The fourth proportional to 982,223,496.60, 1,473,335,244.90 and 672,287,105.40 is: 1,008,430,658.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,223,496.60 : 1,473,335,244.90 = 672,287,105.40 : x
  2. Step 2: Convert to fraction form
    982,223,496.60/1,473,335,244.90 = 672,287,105.40/x
  3. Step 3: Cross multiply
    982,223,496.60x = 1,473,335,244.90 × 672,287,105.40
  4. Step 4: Simplify right side
    982,223,496.60x = 990,504,287,077,621,120
  5. Step 5: Solve for x
    x = 990,504,287,077,621,120/982,223,496.60
  6. Step 6: Final answer
    x = 1,008,430,658.10

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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.