Home / 118,439,546.60-177,659,319.90-99,732,823.40

Finding the Fourth Proportional to 118,439,546.60, 177,659,319.90 and 99,732,823.40

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Solution

The fourth proportional to 118,439,546.60, 177,659,319.90 and 99,732,823.40 is: 149,599,235.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,439,546.60 : 177,659,319.90 = 99,732,823.40 : x
  2. Step 2: Convert to fraction form
    118,439,546.60/177,659,319.90 = 99,732,823.40/x
  3. Step 3: Cross multiply
    118,439,546.60x = 177,659,319.90 × 99,732,823.40
  4. Step 4: Simplify right side
    118,439,546.60x = 17,718,465,576,950,808
  5. Step 5: Solve for x
    x = 17,718,465,576,950,808/118,439,546.60
  6. Step 6: Final answer
    x = 149,599,235.10

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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.