Home / 617,549,440.80-926,324,161.20-531,455,998.80

Finding the Fourth Proportional to 617,549,440.80, 926,324,161.20 and 531,455,998.80

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Solution

The fourth proportional to 617,549,440.80, 926,324,161.20 and 531,455,998.80 is: 797,183,998.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,549,440.80 : 926,324,161.20 = 531,455,998.80 : x
  2. Step 2: Convert to fraction form
    617,549,440.80/926,324,161.20 = 531,455,998.80/x
  3. Step 3: Cross multiply
    617,549,440.80x = 926,324,161.20 × 531,455,998.80
  4. Step 4: Simplify right side
    617,549,440.80x = 492,300,532,303,118,272
  5. Step 5: Solve for x
    x = 492,300,532,303,118,272/617,549,440.80
  6. Step 6: Final answer
    x = 797,183,998.20

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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.