Home / 157,788,503.80-236,682,755.70-88,913,750.20

Finding the Fourth Proportional to 157,788,503.80, 236,682,755.70 and 88,913,750.20

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Solution

The fourth proportional to 157,788,503.80, 236,682,755.70 and 88,913,750.20 is: 133,370,625.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,788,503.80 : 236,682,755.70 = 88,913,750.20 : x
  2. Step 2: Convert to fraction form
    157,788,503.80/236,682,755.70 = 88,913,750.20/x
  3. Step 3: Cross multiply
    157,788,503.80x = 236,682,755.70 × 88,913,750.20
  4. Step 4: Simplify right side
    157,788,503.80x = 21,044,351,416,957,424
  5. Step 5: Solve for x
    x = 21,044,351,416,957,424/157,788,503.80
  6. Step 6: Final answer
    x = 133,370,625.30

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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.