Home / 106,291,210.40-159,436,815.60-25,512,178.40

Finding the Fourth Proportional to 106,291,210.40, 159,436,815.60 and 25,512,178.40

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Solution

The fourth proportional to 106,291,210.40, 159,436,815.60 and 25,512,178.40 is: 38,268,267.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,291,210.40 : 159,436,815.60 = 25,512,178.40 : x
  2. Step 2: Convert to fraction form
    106,291,210.40/159,436,815.60 = 25,512,178.40/x
  3. Step 3: Cross multiply
    106,291,210.40x = 159,436,815.60 × 25,512,178.40
  4. Step 4: Simplify right side
    106,291,210.40x = 4,067,580,483,115,102.50
  5. Step 5: Solve for x
    x = 4,067,580,483,115,102.50/106,291,210.40
  6. Step 6: Final answer
    x = 38,268,267.60

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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.