Home / 137,999,645.87-207,001,271.82-45,883,383.93

Finding the Fourth Proportional to 137,999,645.87, 207,001,271.82 and 45,883,383.93

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Solution

The fourth proportional to 137,999,645.87, 207,001,271.82 and 45,883,383.93 is: 68,825,675.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,999,645.87 : 207,001,271.82 = 45,883,383.93 : x
  2. Step 2: Convert to fraction form
    137,999,645.87/207,001,271.82 = 45,883,383.93/x
  3. Step 3: Cross multiply
    137,999,645.87x = 207,001,271.82 × 45,883,383.93
  4. Step 4: Simplify right side
    137,999,645.87x = 9,497,918,829,087,412
  5. Step 5: Solve for x
    x = 9,497,918,829,087,412/137,999,645.87
  6. Step 6: Final answer
    x = 68,825,675.38

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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.