Home / 136,717,193.71-205,084,933.64-48,075,174.38

Finding the Fourth Proportional to 136,717,193.71, 205,084,933.64 and 48,075,174.38

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Solution

The fourth proportional to 136,717,193.71, 205,084,933.64 and 48,075,174.38 is: 72,115,976.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,717,193.71 : 205,084,933.64 = 48,075,174.38 : x
  2. Step 2: Convert to fraction form
    136,717,193.71/205,084,933.64 = 48,075,174.38/x
  3. Step 3: Cross multiply
    136,717,193.71x = 205,084,933.64 × 48,075,174.38
  4. Step 4: Simplify right side
    136,717,193.71x = 9,859,493,946,534,666
  5. Step 5: Solve for x
    x = 9,859,493,946,534,666/136,717,193.71
  6. Step 6: Final answer
    x = 72,115,976.63

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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.