Home / 3,189,024,970,479.60-4,783,549,866,077.20-771,521,912,928.32

Finding the Fourth Proportional to 3,189,024,970,479.60, 4,783,549,866,077.20 and 771,521,912,928.32

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Solution

The fourth proportional to 3,189,024,970,479.60, 4,783,549,866,077.20 and 771,521,912,928.32 is: 1,157,285,871,834.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189,024,970,479.60 : 4,783,549,866,077.20 = 771,521,912,928.32 : x
  2. Step 2: Convert to fraction form
    3,189,024,970,479.60/4,783,549,866,077.20 = 771,521,912,928.32/x
  3. Step 3: Cross multiply
    3,189,024,970,479.60x = 4,783,549,866,077.20 × 771,521,912,928.32
  4. Step 4: Simplify right side
    3,189,024,970,479.60x = 3,690,613,543,263,890,277,662,720
  5. Step 5: Solve for x
    x = 3,690,613,543,263,890,277,662,720/3,189,024,970,479.60
  6. Step 6: Final answer
    x = 1,157,285,871,834.63

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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.