Home / 664,377,210.40-996,565,815.60-626,113,458.40

Finding the Fourth Proportional to 664,377,210.40, 996,565,815.60 and 626,113,458.40

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Solution

The fourth proportional to 664,377,210.40, 996,565,815.60 and 626,113,458.40 is: 939,170,187.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,377,210.40 : 996,565,815.60 = 626,113,458.40 : x
  2. Step 2: Convert to fraction form
    664,377,210.40/996,565,815.60 = 626,113,458.40/x
  3. Step 3: Cross multiply
    664,377,210.40x = 996,565,815.60 × 626,113,458.40
  4. Step 4: Simplify right side
    664,377,210.40x = 623,963,269,328,532,608
  5. Step 5: Solve for x
    x = 623,963,269,328,532,608/664,377,210.40
  6. Step 6: Final answer
    x = 939,170,187.60

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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.