Home / 157,464,153.80-236,196,230.70-145,985,028.20

Finding the Fourth Proportional to 157,464,153.80, 236,196,230.70 and 145,985,028.20

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Solution

The fourth proportional to 157,464,153.80, 236,196,230.70 and 145,985,028.20 is: 218,977,542.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,153.80 : 236,196,230.70 = 145,985,028.20 : x
  2. Step 2: Convert to fraction form
    157,464,153.80/236,196,230.70 = 145,985,028.20/x
  3. Step 3: Cross multiply
    157,464,153.80x = 236,196,230.70 × 145,985,028.20
  4. Step 4: Simplify right side
    157,464,153.80x = 34,481,113,399,473,200
  5. Step 5: Solve for x
    x = 34,481,113,399,473,200/157,464,153.80
  6. Step 6: Final answer
    x = 218,977,542.30

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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.