Home / 520,562,180,794.08-718,336,385,158.32-292,147,308,449.76

Finding the Fourth Proportional to 520,562,180,794.08, 718,336,385,158.32 and 292,147,308,449.76

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Solution

The fourth proportional to 520,562,180,794.08, 718,336,385,158.32 and 292,147,308,449.76 is: 403,141,160,130.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    520,562,180,794.08 : 718,336,385,158.32 = 292,147,308,449.76 : x
  2. Step 2: Convert to fraction form
    520,562,180,794.08/718,336,385,158.32 = 292,147,308,449.76/x
  3. Step 3: Cross multiply
    520,562,180,794.08x = 718,336,385,158.32 × 292,147,308,449.76
  4. Step 4: Simplify right side
    520,562,180,794.08x = 209,860,041,485,533,296,197,632
  5. Step 5: Solve for x
    x = 209,860,041,485,533,296,197,632/520,562,180,794.08
  6. Step 6: Final answer
    x = 403,141,160,130.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.