Home / 573,848,910.89-859,876,559.60-399,312,953.92

Finding the Fourth Proportional to 573,848,910.89, 859,876,559.60 and 399,312,953.92

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Solution

The fourth proportional to 573,848,910.89, 859,876,559.60 and 399,312,953.92 is: 598,345,387.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,848,910.89 : 859,876,559.60 = 399,312,953.92 : x
  2. Step 2: Convert to fraction form
    573,848,910.89/859,876,559.60 = 399,312,953.92/x
  3. Step 3: Cross multiply
    573,848,910.89x = 859,876,559.60 × 399,312,953.92
  4. Step 4: Simplify right side
    573,848,910.89x = 343,359,849,016,143,552
  5. Step 5: Solve for x
    x = 343,359,849,016,143,552/573,848,910.89
  6. Step 6: Final answer
    x = 598,345,387.62

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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.