Home / 269,139,226.80-403,708,840.20-146,695,220.40

Finding the Fourth Proportional to 269,139,226.80, 403,708,840.20 and 146,695,220.40

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Solution

The fourth proportional to 269,139,226.80, 403,708,840.20 and 146,695,220.40 is: 220,042,830.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,139,226.80 : 403,708,840.20 = 146,695,220.40 : x
  2. Step 2: Convert to fraction form
    269,139,226.80/403,708,840.20 = 146,695,220.40/x
  3. Step 3: Cross multiply
    269,139,226.80x = 403,708,840.20 × 146,695,220.40
  4. Step 4: Simplify right side
    269,139,226.80x = 59,222,157,290,567,384
  5. Step 5: Solve for x
    x = 59,222,157,290,567,384/269,139,226.80
  6. Step 6: Final answer
    x = 220,042,830.60

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1.5x scale

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.