Home / 804,816,793.60-1,207,225,190.40-529,317,779.20

Finding the Fourth Proportional to 804,816,793.60, 1,207,225,190.40 and 529,317,779.20

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Solution

The fourth proportional to 804,816,793.60, 1,207,225,190.40 and 529,317,779.20 is: 793,976,668.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,816,793.60 : 1,207,225,190.40 = 529,317,779.20 : x
  2. Step 2: Convert to fraction form
    804,816,793.60/1,207,225,190.40 = 529,317,779.20/x
  3. Step 3: Cross multiply
    804,816,793.60x = 1,207,225,190.40 × 529,317,779.20
  4. Step 4: Simplify right side
    804,816,793.60x = 639,005,756,776,825,216
  5. Step 5: Solve for x
    x = 639,005,756,776,825,216/804,816,793.60
  6. Step 6: Final answer
    x = 793,976,668.80

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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.