Home / 204,730,368.75-307,095,553.13-68,415,752.25

Finding the Fourth Proportional to 204,730,368.75, 307,095,553.13 and 68,415,752.25

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Solution

The fourth proportional to 204,730,368.75, 307,095,553.13 and 68,415,752.25 is: 102,623,628.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,730,368.75 : 307,095,553.13 = 68,415,752.25 : x
  2. Step 2: Convert to fraction form
    204,730,368.75/307,095,553.13 = 68,415,752.25/x
  3. Step 3: Cross multiply
    204,730,368.75x = 307,095,553.13 × 68,415,752.25
  4. Step 4: Simplify right side
    204,730,368.75x = 21,010,173,279,676,712
  5. Step 5: Solve for x
    x = 21,010,173,279,676,712/204,730,368.75
  6. Step 6: Final answer
    x = 102,623,628.38

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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.