Home / 157,464,209.20-236,196,313.80-145,985,083.60

Finding the Fourth Proportional to 157,464,209.20, 236,196,313.80 and 145,985,083.60

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Solution

The fourth proportional to 157,464,209.20, 236,196,313.80 and 145,985,083.60 is: 218,977,625.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,209.20 : 236,196,313.80 = 145,985,083.60 : x
  2. Step 2: Convert to fraction form
    157,464,209.20/236,196,313.80 = 145,985,083.60/x
  3. Step 3: Cross multiply
    157,464,209.20x = 236,196,313.80 × 145,985,083.60
  4. Step 4: Simplify right side
    157,464,209.20x = 34,481,138,616,104,836
  5. Step 5: Solve for x
    x = 34,481,138,616,104,836/157,464,209.20
  6. Step 6: Final answer
    x = 218,977,625.40

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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.