Home / 711,841,512.60-1,067,373,021.78-565,230,851.64

Finding the Fourth Proportional to 711,841,512.60, 1,067,373,021.78 and 565,230,851.64

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Solution

The fourth proportional to 711,841,512.60, 1,067,373,021.78 and 565,230,851.64 is: 847,537,199.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,841,512.60 : 1,067,373,021.78 = 565,230,851.64 : x
  2. Step 2: Convert to fraction form
    711,841,512.60/1,067,373,021.78 = 565,230,851.64/x
  3. Step 3: Cross multiply
    711,841,512.60x = 1,067,373,021.78 × 565,230,851.64
  4. Step 4: Simplify right side
    711,841,512.60x = 603,312,162,118,269,696
  5. Step 5: Solve for x
    x = 603,312,162,118,269,696/711,841,512.60
  6. Step 6: Final answer
    x = 847,537,199.56

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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.