Home / 20,194,350,585.60-30,277,193,155.20-7,767,879,571.20

Finding the Fourth Proportional to 20,194,350,585.60, 30,277,193,155.20 and 7,767,879,571.20

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Solution

The fourth proportional to 20,194,350,585.60, 30,277,193,155.20 and 7,767,879,571.20 is: 11,646,306,187.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,194,350,585.60 : 30,277,193,155.20 = 7,767,879,571.20 : x
  2. Step 2: Convert to fraction form
    20,194,350,585.60/30,277,193,155.20 = 7,767,879,571.20/x
  3. Step 3: Cross multiply
    20,194,350,585.60x = 30,277,193,155.20 × 7,767,879,571.20
  4. Step 4: Simplify right side
    20,194,350,585.60x = 235,189,590,183,554,547,712
  5. Step 5: Solve for x
    x = 235,189,590,183,554,547,712/20,194,350,585.60
  6. Step 6: Final answer
    x = 11,646,306,187.79

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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.