Home / 852,529,545.20-1,278,794,317.80-577,030,530.80

Finding the Fourth Proportional to 852,529,545.20, 1,278,794,317.80 and 577,030,530.80

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Solution

The fourth proportional to 852,529,545.20, 1,278,794,317.80 and 577,030,530.80 is: 865,545,796.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,529,545.20 : 1,278,794,317.80 = 577,030,530.80 : x
  2. Step 2: Convert to fraction form
    852,529,545.20/1,278,794,317.80 = 577,030,530.80/x
  3. Step 3: Cross multiply
    852,529,545.20x = 1,278,794,317.80 × 577,030,530.80
  4. Step 4: Simplify right side
    852,529,545.20x = 737,903,363,984,157,824
  5. Step 5: Solve for x
    x = 737,903,363,984,157,824/852,529,545.20
  6. Step 6: Final answer
    x = 865,545,796.20

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Double scale
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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.