Home / 100,832,542.35-151,159,082.00-39,407,732.43

Finding the Fourth Proportional to 100,832,542.35, 151,159,082.00 and 39,407,732.43

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Solution

The fourth proportional to 100,832,542.35, 151,159,082.00 and 39,407,732.43 is: 59,076,529.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,832,542.35 : 151,159,082.00 = 39,407,732.43 : x
  2. Step 2: Convert to fraction form
    100,832,542.35/151,159,082.00 = 39,407,732.43/x
  3. Step 3: Cross multiply
    100,832,542.35x = 151,159,082.00 × 39,407,732.43
  4. Step 4: Simplify right side
    100,832,542.35x = 5,956,836,657,623,391
  5. Step 5: Solve for x
    x = 5,956,836,657,623,391/100,832,542.35
  6. Step 6: Final answer
    x = 59,076,529.45

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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.