Home / 118,465,308.70-177,697,963.05-98,309,916.70

Finding the Fourth Proportional to 118,465,308.70, 177,697,963.05 and 98,309,916.70

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Solution

The fourth proportional to 118,465,308.70, 177,697,963.05 and 98,309,916.70 is: 147,464,875.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,465,308.70 : 177,697,963.05 = 98,309,916.70 : x
  2. Step 2: Convert to fraction form
    118,465,308.70/177,697,963.05 = 98,309,916.70/x
  3. Step 3: Cross multiply
    118,465,308.70x = 177,697,963.05 × 98,309,916.70
  4. Step 4: Simplify right side
    118,465,308.70x = 17,469,471,945,205,180
  5. Step 5: Solve for x
    x = 17,469,471,945,205,180/118,465,308.70
  6. Step 6: Final answer
    x = 147,464,875.05

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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.