Home / 767,526,188.63-1,059,186,141.97-415,102,179.33

Finding the Fourth Proportional to 767,526,188.63, 1,059,186,141.97 and 415,102,179.33

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Solution

The fourth proportional to 767,526,188.63, 1,059,186,141.97 and 415,102,179.33 is: 572,841,008.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,526,188.63 : 1,059,186,141.97 = 415,102,179.33 : x
  2. Step 2: Convert to fraction form
    767,526,188.63/1,059,186,141.97 = 415,102,179.33/x
  3. Step 3: Cross multiply
    767,526,188.63x = 1,059,186,141.97 × 415,102,179.33
  4. Step 4: Simplify right side
    767,526,188.63x = 439,670,475,846,843,968
  5. Step 5: Solve for x
    x = 439,670,475,846,843,968/767,526,188.63
  6. Step 6: Final answer
    x = 572,841,008.38

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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.