Home / 21,822,563,719.80-32,733,845,579.70-19,730,493,079.20

Finding the Fourth Proportional to 21,822,563,719.80, 32,733,845,579.70 and 19,730,493,079.20

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Solution

The fourth proportional to 21,822,563,719.80, 32,733,845,579.70 and 19,730,493,079.20 is: 29,595,739,618.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,822,563,719.80 : 32,733,845,579.70 = 19,730,493,079.20 : x
  2. Step 2: Convert to fraction form
    21,822,563,719.80/32,733,845,579.70 = 19,730,493,079.20/x
  3. Step 3: Cross multiply
    21,822,563,719.80x = 32,733,845,579.70 × 19,730,493,079.20
  4. Step 4: Simplify right side
    21,822,563,719.80x = 645,854,913,665,872,429,056
  5. Step 5: Solve for x
    x = 645,854,913,665,872,429,056/21,822,563,719.80
  6. Step 6: Final answer
    x = 29,595,739,618.80

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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.