Home / 209,374,406.01-313,916,172.15-92,726,197.47

Finding the Fourth Proportional to 209,374,406.01, 313,916,172.15 and 92,726,197.47

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Solution

The fourth proportional to 209,374,406.01, 313,916,172.15 and 92,726,197.47 is: 139,024,886.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,374,406.01 : 313,916,172.15 = 92,726,197.47 : x
  2. Step 2: Convert to fraction form
    209,374,406.01/313,916,172.15 = 92,726,197.47/x
  3. Step 3: Cross multiply
    209,374,406.01x = 313,916,172.15 × 92,726,197.47
  4. Step 4: Simplify right side
    209,374,406.01x = 29,108,252,967,807,412
  5. Step 5: Solve for x
    x = 29,108,252,967,807,412/209,374,406.01
  6. Step 6: Final answer
    x = 139,024,886.20

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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.