Home / 147,524,476.70-221,286,715.05-70,996,972.70

Finding the Fourth Proportional to 147,524,476.70, 221,286,715.05 and 70,996,972.70

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Solution

The fourth proportional to 147,524,476.70, 221,286,715.05 and 70,996,972.70 is: 106,495,459.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,524,476.70 : 221,286,715.05 = 70,996,972.70 : x
  2. Step 2: Convert to fraction form
    147,524,476.70/221,286,715.05 = 70,996,972.70/x
  3. Step 3: Cross multiply
    147,524,476.70x = 221,286,715.05 × 70,996,972.70
  4. Step 4: Simplify right side
    147,524,476.70x = 15,710,686,867,277,530
  5. Step 5: Solve for x
    x = 15,710,686,867,277,530/147,524,476.70
  6. Step 6: Final answer
    x = 106,495,459.05

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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.