Home / 586,302,514.30-809,094,529.29-318,375,953.48

Finding the Fourth Proportional to 586,302,514.30, 809,094,529.29 and 318,375,953.48

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Solution

The fourth proportional to 586,302,514.30, 809,094,529.29 and 318,375,953.48 is: 439,357,219.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,302,514.30 : 809,094,529.29 = 318,375,953.48 : x
  2. Step 2: Convert to fraction form
    586,302,514.30/809,094,529.29 = 318,375,953.48/x
  3. Step 3: Cross multiply
    586,302,514.30x = 809,094,529.29 × 318,375,953.48
  4. Step 4: Simplify right side
    586,302,514.30x = 257,596,242,218,155,552
  5. Step 5: Solve for x
    x = 257,596,242,218,155,552/586,302,514.30
  6. Step 6: Final answer
    x = 439,357,219.08

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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.