Home / 20,498,954,853.90-30,748,432,280.85-5,776,976,271.90

Finding the Fourth Proportional to 20,498,954,853.90, 30,748,432,280.85 and 5,776,976,271.90

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Solution

The fourth proportional to 20,498,954,853.90, 30,748,432,280.85 and 5,776,976,271.90 is: 8,665,464,407.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,498,954,853.90 : 30,748,432,280.85 = 5,776,976,271.90 : x
  2. Step 2: Convert to fraction form
    20,498,954,853.90/30,748,432,280.85 = 5,776,976,271.90/x
  3. Step 3: Cross multiply
    20,498,954,853.90x = 30,748,432,280.85 × 5,776,976,271.90
  4. Step 4: Simplify right side
    20,498,954,853.90x = 177,632,963,684,594,417,664
  5. Step 5: Solve for x
    x = 177,632,963,684,594,417,664/20,498,954,853.90
  6. Step 6: Final answer
    x = 8,665,464,407.85

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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.