Home / 66,441,074.80-99,661,612.20-62,409,996.40

Finding the Fourth Proportional to 66,441,074.80, 99,661,612.20 and 62,409,996.40

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Solution

The fourth proportional to 66,441,074.80, 99,661,612.20 and 62,409,996.40 is: 93,614,994.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,441,074.80 : 99,661,612.20 = 62,409,996.40 : x
  2. Step 2: Convert to fraction form
    66,441,074.80/99,661,612.20 = 62,409,996.40/x
  3. Step 3: Cross multiply
    66,441,074.80x = 99,661,612.20 × 62,409,996.40
  4. Step 4: Simplify right side
    66,441,074.80x = 6,219,880,858,620,196
  5. Step 5: Solve for x
    x = 6,219,880,858,620,196/66,441,074.80
  6. Step 6: Final answer
    x = 93,614,994.60

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Similar ratio
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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.