Home / 107,430,680.80-148,270,039.50-60,391,628.56

Finding the Fourth Proportional to 107,430,680.80, 148,270,039.50 and 60,391,628.56

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Solution

The fourth proportional to 107,430,680.80, 148,270,039.50 and 60,391,628.56 is: 83,349,273.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,430,680.80 : 148,270,039.50 = 60,391,628.56 : x
  2. Step 2: Convert to fraction form
    107,430,680.80/148,270,039.50 = 60,391,628.56/x
  3. Step 3: Cross multiply
    107,430,680.80x = 148,270,039.50 × 60,391,628.56
  4. Step 4: Simplify right side
    107,430,680.80x = 8,954,269,152,060,528
  5. Step 5: Solve for x
    x = 8,954,269,152,060,528/107,430,680.80
  6. Step 6: Final answer
    x = 83,349,273.09

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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.