Home / 235,372,781.40-353,059,172.10-73,814,458.20

Finding the Fourth Proportional to 235,372,781.40, 353,059,172.10 and 73,814,458.20

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Solution

The fourth proportional to 235,372,781.40, 353,059,172.10 and 73,814,458.20 is: 110,721,687.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,372,781.40 : 353,059,172.10 = 73,814,458.20 : x
  2. Step 2: Convert to fraction form
    235,372,781.40/353,059,172.10 = 73,814,458.20/x
  3. Step 3: Cross multiply
    235,372,781.40x = 353,059,172.10 × 73,814,458.20
  4. Step 4: Simplify right side
    235,372,781.40x = 26,060,871,501,102,060
  5. Step 5: Solve for x
    x = 26,060,871,501,102,060/235,372,781.40
  6. Step 6: Final answer
    x = 110,721,687.30

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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.