Home / 699,833,267.89-1,049,742,712.07-404,540,495.61

Finding the Fourth Proportional to 699,833,267.89, 1,049,742,712.07 and 404,540,495.61

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Solution

The fourth proportional to 699,833,267.89, 1,049,742,712.07 and 404,540,495.61 is: 606,806,587.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,833,267.89 : 1,049,742,712.07 = 404,540,495.61 : x
  2. Step 2: Convert to fraction form
    699,833,267.89/1,049,742,712.07 = 404,540,495.61/x
  3. Step 3: Cross multiply
    699,833,267.89x = 1,049,742,712.07 × 404,540,495.61
  4. Step 4: Simplify right side
    699,833,267.89x = 424,663,436,999,331,392
  5. Step 5: Solve for x
    x = 424,663,436,999,331,392/699,833,267.89
  6. Step 6: Final answer
    x = 606,806,587.35

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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.