Home / 229,916,656.80-344,874,985.20-148,287,319.20

Finding the Fourth Proportional to 229,916,656.80, 344,874,985.20 and 148,287,319.20

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Solution

The fourth proportional to 229,916,656.80, 344,874,985.20 and 148,287,319.20 is: 222,430,978.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,916,656.80 : 344,874,985.20 = 148,287,319.20 : x
  2. Step 2: Convert to fraction form
    229,916,656.80/344,874,985.20 = 148,287,319.20/x
  3. Step 3: Cross multiply
    229,916,656.80x = 344,874,985.20 × 148,287,319.20
  4. Step 4: Simplify right side
    229,916,656.80x = 51,140,587,014,447,672
  5. Step 5: Solve for x
    x = 51,140,587,014,447,672/229,916,656.80
  6. Step 6: Final answer
    x = 222,430,978.80

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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.