Home / 157,464,233.20-236,196,349.80-145,985,107.60

Finding the Fourth Proportional to 157,464,233.20, 236,196,349.80 and 145,985,107.60

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Solution

The fourth proportional to 157,464,233.20, 236,196,349.80 and 145,985,107.60 is: 218,977,661.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,233.20 : 236,196,349.80 = 145,985,107.60 : x
  2. Step 2: Convert to fraction form
    157,464,233.20/236,196,349.80 = 145,985,107.60/x
  3. Step 3: Cross multiply
    157,464,233.20x = 236,196,349.80 × 145,985,107.60
  4. Step 4: Simplify right side
    157,464,233.20x = 34,481,149,540,280,240
  5. Step 5: Solve for x
    x = 34,481,149,540,280,240/157,464,233.20
  6. Step 6: Final answer
    x = 218,977,661.40

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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.