Home / 106,840,012.40-160,260,018.60-66,529,228.40

Finding the Fourth Proportional to 106,840,012.40, 160,260,018.60 and 66,529,228.40

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Solution

The fourth proportional to 106,840,012.40, 160,260,018.60 and 66,529,228.40 is: 99,793,842.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,840,012.40 : 160,260,018.60 = 66,529,228.40 : x
  2. Step 2: Convert to fraction form
    106,840,012.40/160,260,018.60 = 66,529,228.40/x
  3. Step 3: Cross multiply
    106,840,012.40x = 160,260,018.60 × 66,529,228.40
  4. Step 4: Simplify right side
    106,840,012.40x = 10,661,975,380,827,648
  5. Step 5: Solve for x
    x = 10,661,975,380,827,648/106,840,012.40
  6. Step 6: Final answer
    x = 99,793,842.60

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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.