Home / 157,467,912.70-236,201,869.05-49,762,536.70

Finding the Fourth Proportional to 157,467,912.70, 236,201,869.05 and 49,762,536.70

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Solution

The fourth proportional to 157,467,912.70, 236,201,869.05 and 49,762,536.70 is: 74,643,805.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,467,912.70 : 236,201,869.05 = 49,762,536.70 : x
  2. Step 2: Convert to fraction form
    157,467,912.70/236,201,869.05 = 49,762,536.70/x
  3. Step 3: Cross multiply
    157,467,912.70x = 236,201,869.05 × 49,762,536.70
  4. Step 4: Simplify right side
    157,467,912.70x = 11,754,004,177,209,220
  5. Step 5: Solve for x
    x = 11,754,004,177,209,220/157,467,912.70
  6. Step 6: Final answer
    x = 74,643,805.05

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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.