Home / 520,882,275.89-780,301,846.99-302,072,922.24

Finding the Fourth Proportional to 520,882,275.89, 780,301,846.99 and 302,072,922.24

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Solution

The fourth proportional to 520,882,275.89, 780,301,846.99 and 302,072,922.24 is: 452,516,950.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    520,882,275.89 : 780,301,846.99 = 302,072,922.24 : x
  2. Step 2: Convert to fraction form
    520,882,275.89/780,301,846.99 = 302,072,922.24/x
  3. Step 3: Cross multiply
    520,882,275.89x = 780,301,846.99 × 302,072,922.24
  4. Step 4: Simplify right side
    520,882,275.89x = 235,708,059,151,375,392
  5. Step 5: Solve for x
    x = 235,708,059,151,375,392/520,882,275.89
  6. Step 6: Final answer
    x = 452,516,950.69

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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.