Home / 106,436,009.60-159,654,014.40-83,477,758.40

Finding the Fourth Proportional to 106,436,009.60, 159,654,014.40 and 83,477,758.40

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Solution

The fourth proportional to 106,436,009.60, 159,654,014.40 and 83,477,758.40 is: 125,216,637.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,436,009.60 : 159,654,014.40 = 83,477,758.40 : x
  2. Step 2: Convert to fraction form
    106,436,009.60/159,654,014.40 = 83,477,758.40/x
  3. Step 3: Cross multiply
    106,436,009.60x = 159,654,014.40 × 83,477,758.40
  4. Step 4: Simplify right side
    106,436,009.60x = 13,327,559,241,673,322
  5. Step 5: Solve for x
    x = 13,327,559,241,673,322/106,436,009.60
  6. Step 6: Final answer
    x = 125,216,637.60

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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.