Home / 140,276,348.80-210,414,523.20-43,223,412.40

Finding the Fourth Proportional to 140,276,348.80, 210,414,523.20 and 43,223,412.40

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Solution

The fourth proportional to 140,276,348.80, 210,414,523.20 and 43,223,412.40 is: 64,835,118.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,276,348.80 : 210,414,523.20 = 43,223,412.40 : x
  2. Step 2: Convert to fraction form
    140,276,348.80/210,414,523.20 = 43,223,412.40/x
  3. Step 3: Cross multiply
    140,276,348.80x = 210,414,523.20 × 43,223,412.40
  4. Step 4: Simplify right side
    140,276,348.80x = 9,094,833,711,222,966
  5. Step 5: Solve for x
    x = 9,094,833,711,222,966/140,276,348.80
  6. Step 6: Final answer
    x = 64,835,118.60

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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.