Home / 106,435,998.60-159,653,997.90-83,477,747.40

Finding the Fourth Proportional to 106,435,998.60, 159,653,997.90 and 83,477,747.40

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Solution

The fourth proportional to 106,435,998.60, 159,653,997.90 and 83,477,747.40 is: 125,216,621.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,435,998.60 : 159,653,997.90 = 83,477,747.40 : x
  2. Step 2: Convert to fraction form
    106,435,998.60/159,653,997.90 = 83,477,747.40/x
  3. Step 3: Cross multiply
    106,435,998.60x = 159,653,997.90 × 83,477,747.40
  4. Step 4: Simplify right side
    106,435,998.60x = 13,327,556,108,096,332
  5. Step 5: Solve for x
    x = 13,327,556,108,096,332/106,435,998.60
  6. Step 6: Final answer
    x = 125,216,621.10

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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.