Home / 66,441,015.80-99,661,523.70-62,409,937.40

Finding the Fourth Proportional to 66,441,015.80, 99,661,523.70 and 62,409,937.40

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Solution

The fourth proportional to 66,441,015.80, 99,661,523.70 and 62,409,937.40 is: 93,614,906.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,441,015.80 : 99,661,523.70 = 62,409,937.40 : x
  2. Step 2: Convert to fraction form
    66,441,015.80/99,661,523.70 = 62,409,937.40/x
  3. Step 3: Cross multiply
    66,441,015.80x = 99,661,523.70 × 62,409,937.40
  4. Step 4: Simplify right side
    66,441,015.80x = 6,219,869,455,305,616
  5. Step 5: Solve for x
    x = 6,219,869,455,305,616/66,441,015.80
  6. Step 6: Final answer
    x = 93,614,906.10

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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.