Home / 141,766,588.80-212,397,940.80-121,611,196.80

Finding the Fourth Proportional to 141,766,588.80, 212,397,940.80 and 121,611,196.80

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Solution

The fourth proportional to 141,766,588.80, 212,397,940.80 and 121,611,196.80 is: 182,200,672.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,766,588.80 : 212,397,940.80 = 121,611,196.80 : x
  2. Step 2: Convert to fraction form
    141,766,588.80/212,397,940.80 = 121,611,196.80/x
  3. Step 3: Cross multiply
    141,766,588.80x = 212,397,940.80 × 121,611,196.80
  4. Step 4: Simplify right side
    141,766,588.80x = 25,829,967,778,543,552
  5. Step 5: Solve for x
    x = 25,829,967,778,543,552/141,766,588.80
  6. Step 6: Final answer
    x = 182,200,672.23

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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.