Home / 218,962,893.53-302,136,289.15-132,988,694.06

Finding the Fourth Proportional to 218,962,893.53, 302,136,289.15 and 132,988,694.06

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Solution

The fourth proportional to 218,962,893.53, 302,136,289.15 and 132,988,694.06 is: 183,504,656.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,962,893.53 : 302,136,289.15 = 132,988,694.06 : x
  2. Step 2: Convert to fraction form
    218,962,893.53/302,136,289.15 = 132,988,694.06/x
  3. Step 3: Cross multiply
    218,962,893.53x = 302,136,289.15 × 132,988,694.06
  4. Step 4: Simplify right side
    218,962,893.53x = 40,180,710,521,643,240
  5. Step 5: Solve for x
    x = 40,180,710,521,643,240/218,962,893.53
  6. Step 6: Final answer
    x = 183,504,656.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.