Home / 542,544,025.31-813,855,261.44-227,092,795.35

Finding the Fourth Proportional to 542,544,025.31, 813,855,261.44 and 227,092,795.35

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Solution

The fourth proportional to 542,544,025.31, 813,855,261.44 and 227,092,795.35 is: 340,655,610.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,544,025.31 : 813,855,261.44 = 227,092,795.35 : x
  2. Step 2: Convert to fraction form
    542,544,025.31/813,855,261.44 = 227,092,795.35/x
  3. Step 3: Cross multiply
    542,544,025.31x = 813,855,261.44 × 227,092,795.35
  4. Step 4: Simplify right side
    542,544,025.31x = 184,820,666,330,714,688
  5. Step 5: Solve for x
    x = 184,820,666,330,714,688/542,544,025.31
  6. Step 6: Final answer
    x = 340,655,610.81

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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.