Home / 21,531,762,660.20-32,297,643,990.30-21,048,033,252.20

Finding the Fourth Proportional to 21,531,762,660.20, 32,297,643,990.30 and 21,048,033,252.20

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Solution

The fourth proportional to 21,531,762,660.20, 32,297,643,990.30 and 21,048,033,252.20 is: 31,572,049,878.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,531,762,660.20 : 32,297,643,990.30 = 21,048,033,252.20 : x
  2. Step 2: Convert to fraction form
    21,531,762,660.20/32,297,643,990.30 = 21,048,033,252.20/x
  3. Step 3: Cross multiply
    21,531,762,660.20x = 32,297,643,990.30 × 21,048,033,252.20
  4. Step 4: Simplify right side
    21,531,762,660.20x = 679,801,884,675,551,920,128
  5. Step 5: Solve for x
    x = 679,801,884,675,551,920,128/21,531,762,660.20
  6. Step 6: Final answer
    x = 31,572,049,878.30

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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.