Home / 504,009,889.72-695,687,374-292,370,203.68

Finding the Fourth Proportional to 504,009,889.72, 695,687,374 and 292,370,203.68

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Solution

The fourth proportional to 504,009,889.72, 695,687,374 and 292,370,203.68 is: 403,560,055.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,009,889.72 : 695,687,374 = 292,370,203.68 : x
  2. Step 2: Convert to fraction form
    504,009,889.72/695,687,374 = 292,370,203.68/x
  3. Step 3: Cross multiply
    504,009,889.72x = 695,687,374 × 292,370,203.68
  4. Step 4: Simplify right side
    504,009,889.72x = 203,398,259,233,984,352
  5. Step 5: Solve for x
    x = 203,398,259,233,984,352/504,009,889.72
  6. Step 6: Final answer
    x = 403,560,055.83

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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.