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Finding the Fourth Proportional to 357,328,246.30, 534,858,628.65 and 357,328,246.30

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Solution

The fourth proportional to 357,328,246.30, 534,858,628.65 and 357,328,246.30 is: 534,858,628.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,328,246.30 : 534,858,628.65 = 357,328,246.30 : x
  2. Step 2: Convert to fraction form
    357,328,246.30/534,858,628.65 = 357,328,246.30/x
  3. Step 3: Cross multiply
    357,328,246.30x = 534,858,628.65 × 357,328,246.30
  4. Step 4: Simplify right side
    357,328,246.30x = 191,120,095,793,927,424
  5. Step 5: Solve for x
    x = 191,120,095,793,927,424/357,328,246.30
  6. Step 6: Final answer
    x = 534,858,628.65

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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.