Home / 147,524,474.20-221,286,711.30-70,996,970.20

Finding the Fourth Proportional to 147,524,474.20, 221,286,711.30 and 70,996,970.20

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Solution

The fourth proportional to 147,524,474.20, 221,286,711.30 and 70,996,970.20 is: 106,495,455.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,524,474.20 : 221,286,711.30 = 70,996,970.20 : x
  2. Step 2: Convert to fraction form
    147,524,474.20/221,286,711.30 = 70,996,970.20/x
  3. Step 3: Cross multiply
    147,524,474.20x = 221,286,711.30 × 70,996,970.20
  4. Step 4: Simplify right side
    147,524,474.20x = 15,710,686,047,822,104
  5. Step 5: Solve for x
    x = 15,710,686,047,822,104/147,524,474.20
  6. Step 6: Final answer
    x = 106,495,455.30

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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.