Home / 21,987,363,981.60-32,981,045,972.40-11,502,529,063.20

Finding the Fourth Proportional to 21,987,363,981.60, 32,981,045,972.40 and 11,502,529,063.20

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Solution

The fourth proportional to 21,987,363,981.60, 32,981,045,972.40 and 11,502,529,063.20 is: 17,253,793,594.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,987,363,981.60 : 32,981,045,972.40 = 11,502,529,063.20 : x
  2. Step 2: Convert to fraction form
    21,987,363,981.60/32,981,045,972.40 = 11,502,529,063.20/x
  3. Step 3: Cross multiply
    21,987,363,981.60x = 32,981,045,972.40 × 11,502,529,063.20
  4. Step 4: Simplify right side
    21,987,363,981.60x = 379,365,439,832,266,375,168
  5. Step 5: Solve for x
    x = 379,365,439,832,266,375,168/21,987,363,981.60
  6. Step 6: Final answer
    x = 17,253,793,594.80

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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.