Home / 204,731,681.13-307,097,522.51-68,417,064.63

Finding the Fourth Proportional to 204,731,681.13, 307,097,522.51 and 68,417,064.63

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Solution

The fourth proportional to 204,731,681.13, 307,097,522.51 and 68,417,064.63 is: 102,625,597.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,731,681.13 : 307,097,522.51 = 68,417,064.63 : x
  2. Step 2: Convert to fraction form
    204,731,681.13/307,097,522.51 = 68,417,064.63/x
  3. Step 3: Cross multiply
    204,731,681.13x = 307,097,522.51 × 68,417,064.63
  4. Step 4: Simplify right side
    204,731,681.13x = 21,010,711,044,937,464
  5. Step 5: Solve for x
    x = 21,010,711,044,937,464/204,731,681.13
  6. Step 6: Final answer
    x = 102,625,597.22

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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.