Home / 321,929,070.30-482,893,605.45-270,273,005.10

Finding the Fourth Proportional to 321,929,070.30, 482,893,605.45 and 270,273,005.10

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Solution

The fourth proportional to 321,929,070.30, 482,893,605.45 and 270,273,005.10 is: 405,409,507.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,929,070.30 : 482,893,605.45 = 270,273,005.10 : x
  2. Step 2: Convert to fraction form
    321,929,070.30/482,893,605.45 = 270,273,005.10/x
  3. Step 3: Cross multiply
    321,929,070.30x = 482,893,605.45 × 270,273,005.10
  4. Step 4: Simplify right side
    321,929,070.30x = 130,513,105,888,545,248
  5. Step 5: Solve for x
    x = 130,513,105,888,545,248/321,929,070.30
  6. Step 6: Final answer
    x = 405,409,507.65

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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.