Home / 20,449,670,372.91-30,677,572,650.57-7,182,590,260.40

Finding the Fourth Proportional to 20,449,670,372.91, 30,677,572,650.57 and 7,182,590,260.40

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Solution

The fourth proportional to 20,449,670,372.91, 30,677,572,650.57 and 7,182,590,260.40 is: 10,774,962,652.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,449,670,372.91 : 30,677,572,650.57 = 7,182,590,260.40 : x
  2. Step 2: Convert to fraction form
    20,449,670,372.91/30,677,572,650.57 = 7,182,590,260.40/x
  3. Step 3: Cross multiply
    20,449,670,372.91x = 30,677,572,650.57 × 7,182,590,260.40
  4. Step 4: Simplify right side
    20,449,670,372.91x = 220,344,434,532,544,118,784
  5. Step 5: Solve for x
    x = 220,344,434,532,544,118,784/20,449,670,372.91
  6. Step 6: Final answer
    x = 10,774,962,652.92

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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.