Home / 147,744,386.10-221,616,579.15-145,728,846.90

Finding the Fourth Proportional to 147,744,386.10, 221,616,579.15 and 145,728,846.90

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Solution

The fourth proportional to 147,744,386.10, 221,616,579.15 and 145,728,846.90 is: 218,593,270.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,744,386.10 : 221,616,579.15 = 145,728,846.90 : x
  2. Step 2: Convert to fraction form
    147,744,386.10/221,616,579.15 = 145,728,846.90/x
  3. Step 3: Cross multiply
    147,744,386.10x = 221,616,579.15 × 145,728,846.90
  4. Step 4: Simplify right side
    147,744,386.10x = 32,295,928,533,452,084
  5. Step 5: Solve for x
    x = 32,295,928,533,452,084/147,744,386.10
  6. Step 6: Final answer
    x = 218,593,270.35

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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.