Home / 137,605,804.46-206,444,431.32-51,344,860.12

Finding the Fourth Proportional to 137,605,804.46, 206,444,431.32 and 51,344,860.12

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Solution

The fourth proportional to 137,605,804.46, 206,444,431.32 and 51,344,860.12 is: 77,030,620.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,605,804.46 : 206,444,431.32 = 51,344,860.12 : x
  2. Step 2: Convert to fraction form
    137,605,804.46/206,444,431.32 = 51,344,860.12/x
  3. Step 3: Cross multiply
    137,605,804.46x = 206,444,431.32 × 51,344,860.12
  4. Step 4: Simplify right side
    137,605,804.46x = 10,599,860,448,678,346
  5. Step 5: Solve for x
    x = 10,599,860,448,678,346/137,605,804.46
  6. Step 6: Final answer
    x = 77,030,620.11

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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.