Home / 545,424,717.75-818,251,979.49-176,930,897.33

Finding the Fourth Proportional to 545,424,717.75, 818,251,979.49 and 176,930,897.33

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Solution

The fourth proportional to 545,424,717.75, 818,251,979.49 and 176,930,897.33 is: 265,433,619.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,424,717.75 : 818,251,979.49 = 176,930,897.33 : x
  2. Step 2: Convert to fraction form
    545,424,717.75/818,251,979.49 = 176,930,897.33/x
  3. Step 3: Cross multiply
    545,424,717.75x = 818,251,979.49 × 176,930,897.33
  4. Step 4: Simplify right side
    545,424,717.75x = 144,774,056,969,123,200
  5. Step 5: Solve for x
    x = 144,774,056,969,123,200/545,424,717.75
  6. Step 6: Final answer
    x = 265,433,619.45

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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.