Home / 218,962,906.65-302,136,307.18-132,988,707.18

Finding the Fourth Proportional to 218,962,906.65, 302,136,307.18 and 132,988,707.18

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Solution

The fourth proportional to 218,962,906.65, 302,136,307.18 and 132,988,707.18 is: 183,504,674.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,962,906.65 : 302,136,307.18 = 132,988,707.18 : x
  2. Step 2: Convert to fraction form
    218,962,906.65/302,136,307.18 = 132,988,707.18/x
  3. Step 3: Cross multiply
    218,962,906.65x = 302,136,307.18 × 132,988,707.18
  4. Step 4: Simplify right side
    218,962,906.65x = 40,180,716,884,007,552
  5. Step 5: Solve for x
    x = 40,180,716,884,007,552/218,962,906.65
  6. Step 6: Final answer
    x = 183,504,674.37

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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.