Home / 482,855,681.88-666,302,850.18-274,011,822.48

Finding the Fourth Proportional to 482,855,681.88, 666,302,850.18 and 274,011,822.48

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Solution

The fourth proportional to 482,855,681.88, 666,302,850.18 and 274,011,822.48 is: 378,114,755.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,855,681.88 : 666,302,850.18 = 274,011,822.48 : x
  2. Step 2: Convert to fraction form
    482,855,681.88/666,302,850.18 = 274,011,822.48/x
  3. Step 3: Cross multiply
    482,855,681.88x = 666,302,850.18 × 274,011,822.48
  4. Step 4: Simplify right side
    482,855,681.88x = 182,574,858,301,440,192
  5. Step 5: Solve for x
    x = 182,574,858,301,440,192/482,855,681.88
  6. Step 6: Final answer
    x = 378,114,755.93

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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.