Home / 118,674,091.84-177,692,208.36-75,308,506.24

Finding the Fourth Proportional to 118,674,091.84, 177,692,208.36 and 75,308,506.24

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Solution

The fourth proportional to 118,674,091.84, 177,692,208.36 and 75,308,506.24 is: 112,760,372.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,674,091.84 : 177,692,208.36 = 75,308,506.24 : x
  2. Step 2: Convert to fraction form
    118,674,091.84/177,692,208.36 = 75,308,506.24/x
  3. Step 3: Cross multiply
    118,674,091.84x = 177,692,208.36 × 75,308,506.24
  4. Step 4: Simplify right side
    118,674,091.84x = 13,381,734,782,078,440
  5. Step 5: Solve for x
    x = 13,381,734,782,078,440/118,674,091.84
  6. Step 6: Final answer
    x = 112,760,372.33

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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.