Home / 147,622,669.70-221,434,004.55-98,836,385.90

Finding the Fourth Proportional to 147,622,669.70, 221,434,004.55 and 98,836,385.90

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Solution

The fourth proportional to 147,622,669.70, 221,434,004.55 and 98,836,385.90 is: 148,254,578.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,622,669.70 : 221,434,004.55 = 98,836,385.90 : x
  2. Step 2: Convert to fraction form
    147,622,669.70/221,434,004.55 = 98,836,385.90/x
  3. Step 3: Cross multiply
    147,622,669.70x = 221,434,004.55 × 98,836,385.90
  4. Step 4: Simplify right side
    147,622,669.70x = 21,885,736,725,086,160
  5. Step 5: Solve for x
    x = 21,885,736,725,086,160/147,622,669.70
  6. Step 6: Final answer
    x = 148,254,578.85

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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.