Home / 156,356,674.65-234,536,817.60-47,182,791.33

Finding the Fourth Proportional to 156,356,674.65, 234,536,817.60 and 47,182,791.33

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Solution

The fourth proportional to 156,356,674.65, 234,536,817.60 and 47,182,791.33 is: 70,774,731.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,356,674.65 : 234,536,817.60 = 47,182,791.33 : x
  2. Step 2: Convert to fraction form
    156,356,674.65/234,536,817.60 = 47,182,791.33/x
  3. Step 3: Cross multiply
    156,356,674.65x = 234,536,817.60 × 47,182,791.33
  4. Step 4: Simplify right side
    156,356,674.65x = 11,066,101,724,023,070
  5. Step 5: Solve for x
    x = 11,066,101,724,023,070/156,356,674.65
  6. Step 6: Final answer
    x = 70,774,731.87

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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.