Home / 69,243,151.92-95,546,192.76-39,477,640.56

Finding the Fourth Proportional to 69,243,151.92, 95,546,192.76 and 39,477,640.56

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Solution

The fourth proportional to 69,243,151.92, 95,546,192.76 and 39,477,640.56 is: 54,473,809.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,243,151.92 : 95,546,192.76 = 39,477,640.56 : x
  2. Step 2: Convert to fraction form
    69,243,151.92/95,546,192.76 = 39,477,640.56/x
  3. Step 3: Cross multiply
    69,243,151.92x = 95,546,192.76 × 39,477,640.56
  4. Step 4: Simplify right side
    69,243,151.92x = 3,771,938,254,655,755
  5. Step 5: Solve for x
    x = 3,771,938,254,655,755/69,243,151.92
  6. Step 6: Final answer
    x = 54,473,809.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.