Home / 147,622,600.20-221,433,900.30-99,249,659.40

Finding the Fourth Proportional to 147,622,600.20, 221,433,900.30 and 99,249,659.40

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Solution

The fourth proportional to 147,622,600.20, 221,433,900.30 and 99,249,659.40 is: 148,874,489.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,622,600.20 : 221,433,900.30 = 99,249,659.40 : x
  2. Step 2: Convert to fraction form
    147,622,600.20/221,433,900.30 = 99,249,659.40/x
  3. Step 3: Cross multiply
    147,622,600.20x = 221,433,900.30 × 99,249,659.40
  4. Step 4: Simplify right side
    147,622,600.20x = 21,977,239,184,388,560
  5. Step 5: Solve for x
    x = 21,977,239,184,388,560/147,622,600.20
  6. Step 6: Final answer
    x = 148,874,489.10

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1.5x scale

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.