Home / 21,766,509,759.34-30,022,310,315.90-14,528,908,106.64

Finding the Fourth Proportional to 21,766,509,759.34, 30,022,310,315.90 and 14,528,908,106.64

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Solution

The fourth proportional to 21,766,509,759.34, 30,022,310,315.90 and 14,528,908,106.64 is: 20,039,565,026.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,766,509,759.34 : 30,022,310,315.90 = 14,528,908,106.64 : x
  2. Step 2: Convert to fraction form
    21,766,509,759.34/30,022,310,315.90 = 14,528,908,106.64/x
  3. Step 3: Cross multiply
    21,766,509,759.34x = 30,022,310,315.90 × 14,528,908,106.64
  4. Step 4: Simplify right side
    21,766,509,759.34x = 436,191,387,728,741,203,968
  5. Step 5: Solve for x
    x = 436,191,387,728,741,203,968/21,766,509,759.34
  6. Step 6: Final answer
    x = 20,039,565,026.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.