Home / 157,464,344.70-236,196,517.05-145,985,219.10

Finding the Fourth Proportional to 157,464,344.70, 236,196,517.05 and 145,985,219.10

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Solution

The fourth proportional to 157,464,344.70, 236,196,517.05 and 145,985,219.10 is: 218,977,828.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,344.70 : 236,196,517.05 = 145,985,219.10 : x
  2. Step 2: Convert to fraction form
    157,464,344.70/236,196,517.05 = 145,985,219.10/x
  3. Step 3: Cross multiply
    157,464,344.70x = 236,196,517.05 × 145,985,219.10
  4. Step 4: Simplify right side
    157,464,344.70x = 34,481,200,292,201,136
  5. Step 5: Solve for x
    x = 34,481,200,292,201,136/157,464,344.70
  6. Step 6: Final answer
    x = 218,977,828.65

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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.