Home / 366,909,856.10-550,364,784.15-338,849,771.30

Finding the Fourth Proportional to 366,909,856.10, 550,364,784.15 and 338,849,771.30

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Solution

The fourth proportional to 366,909,856.10, 550,364,784.15 and 338,849,771.30 is: 508,274,656.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,909,856.10 : 550,364,784.15 = 338,849,771.30 : x
  2. Step 2: Convert to fraction form
    366,909,856.10/550,364,784.15 = 338,849,771.30/x
  3. Step 3: Cross multiply
    366,909,856.10x = 550,364,784.15 × 338,849,771.30
  4. Step 4: Simplify right side
    366,909,856.10x = 186,490,981,240,801,376
  5. Step 5: Solve for x
    x = 186,490,981,240,801,376/366,909,856.10
  6. Step 6: Final answer
    x = 508,274,656.95

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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.