Home / 147,624,176.80-221,436,265.20-70,928,711.20

Finding the Fourth Proportional to 147,624,176.80, 221,436,265.20 and 70,928,711.20

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Solution

The fourth proportional to 147,624,176.80, 221,436,265.20 and 70,928,711.20 is: 106,393,066.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,624,176.80 : 221,436,265.20 = 70,928,711.20 : x
  2. Step 2: Convert to fraction form
    147,624,176.80/221,436,265.20 = 70,928,711.20/x
  3. Step 3: Cross multiply
    147,624,176.80x = 221,436,265.20 × 70,928,711.20
  4. Step 4: Simplify right side
    147,624,176.80x = 15,706,188,903,577,410
  5. Step 5: Solve for x
    x = 15,706,188,903,577,410/147,624,176.80
  6. Step 6: Final answer
    x = 106,393,066.80

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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.