Home / 157,958,647.20-236,683,609.20-89,598,045.60

Finding the Fourth Proportional to 157,958,647.20, 236,683,609.20 and 89,598,045.60

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Solution

The fourth proportional to 157,958,647.20, 236,683,609.20 and 89,598,045.60 is: 134,252,788.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,958,647.20 : 236,683,609.20 = 89,598,045.60 : x
  2. Step 2: Convert to fraction form
    157,958,647.20/236,683,609.20 = 89,598,045.60/x
  3. Step 3: Cross multiply
    157,958,647.20x = 236,683,609.20 × 89,598,045.60
  4. Step 4: Simplify right side
    157,958,647.20x = 21,206,388,809,874,176
  5. Step 5: Solve for x
    x = 21,206,388,809,874,176/157,958,647.20
  6. Step 6: Final answer
    x = 134,252,788.22

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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.