Home / 118,311,279.46-177,466,681.20-111,111,666.80

Finding the Fourth Proportional to 118,311,279.46, 177,466,681.20 and 111,111,666.80

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Solution

The fourth proportional to 118,311,279.46, 177,466,681.20 and 111,111,666.80 is: 166,667,276.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,311,279.46 : 177,466,681.20 = 111,111,666.80 : x
  2. Step 2: Convert to fraction form
    118,311,279.46/177,466,681.20 = 111,111,666.80/x
  3. Step 3: Cross multiply
    118,311,279.46x = 177,466,681.20 × 111,111,666.80
  4. Step 4: Simplify right side
    118,311,279.46x = 19,718,618,749,596,224
  5. Step 5: Solve for x
    x = 19,718,618,749,596,224/118,311,279.46
  6. Step 6: Final answer
    x = 166,667,276.69

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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.