Home / 624,024,933.60-936,037,400.40-442,626,405.60

Finding the Fourth Proportional to 624,024,933.60, 936,037,400.40 and 442,626,405.60

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Solution

The fourth proportional to 624,024,933.60, 936,037,400.40 and 442,626,405.60 is: 663,939,608.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,024,933.60 : 936,037,400.40 = 442,626,405.60 : x
  2. Step 2: Convert to fraction form
    624,024,933.60/936,037,400.40 = 442,626,405.60/x
  3. Step 3: Cross multiply
    624,024,933.60x = 936,037,400.40 × 442,626,405.60
  4. Step 4: Simplify right side
    624,024,933.60x = 414,314,870,046,220,032
  5. Step 5: Solve for x
    x = 414,314,870,046,220,032/624,024,933.60
  6. Step 6: Final answer
    x = 663,939,608.40

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Half scale
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Double scale
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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.