Home / 896,799,019.20-1,345,198,528.80-550,630,161.60

Finding the Fourth Proportional to 896,799,019.20, 1,345,198,528.80 and 550,630,161.60

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Solution

The fourth proportional to 896,799,019.20, 1,345,198,528.80 and 550,630,161.60 is: 825,945,242.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,799,019.20 : 1,345,198,528.80 = 550,630,161.60 : x
  2. Step 2: Convert to fraction form
    896,799,019.20/1,345,198,528.80 = 550,630,161.60/x
  3. Step 3: Cross multiply
    896,799,019.20x = 1,345,198,528.80 × 550,630,161.60
  4. Step 4: Simplify right side
    896,799,019.20x = 740,706,883,297,226,240
  5. Step 5: Solve for x
    x = 740,706,883,297,226,240/896,799,019.20
  6. Step 6: Final answer
    x = 825,945,242.40

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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.