Home / 248,831,999.70-373,247,999.55-239,762,073.30

Finding the Fourth Proportional to 248,831,999.70, 373,247,999.55 and 239,762,073.30

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Solution

The fourth proportional to 248,831,999.70, 373,247,999.55 and 239,762,073.30 is: 359,643,109.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,831,999.70 : 373,247,999.55 = 239,762,073.30 : x
  2. Step 2: Convert to fraction form
    248,831,999.70/373,247,999.55 = 239,762,073.30/x
  3. Step 3: Cross multiply
    248,831,999.70x = 373,247,999.55 × 239,762,073.30
  4. Step 4: Simplify right side
    248,831,999.70x = 89,490,714,227,185,472
  5. Step 5: Solve for x
    x = 89,490,714,227,185,472/248,831,999.70
  6. Step 6: Final answer
    x = 359,643,109.95

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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.