Home / 161,752,582.80-242,628,874.20-89,948,998.80

Finding the Fourth Proportional to 161,752,582.80, 242,628,874.20 and 89,948,998.80

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Solution

The fourth proportional to 161,752,582.80, 242,628,874.20 and 89,948,998.80 is: 134,923,498.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,752,582.80 : 242,628,874.20 = 89,948,998.80 : x
  2. Step 2: Convert to fraction form
    161,752,582.80/242,628,874.20 = 89,948,998.80/x
  3. Step 3: Cross multiply
    161,752,582.80x = 242,628,874.20 × 89,948,998.80
  4. Step 4: Simplify right side
    161,752,582.80x = 21,824,224,314,261,148
  5. Step 5: Solve for x
    x = 21,824,224,314,261,148/161,752,582.80
  6. Step 6: Final answer
    x = 134,923,498.20

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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.