Home / 236,413,649.40-354,620,474.10-145,714,385.40

Finding the Fourth Proportional to 236,413,649.40, 354,620,474.10 and 145,714,385.40

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Solution

The fourth proportional to 236,413,649.40, 354,620,474.10 and 145,714,385.40 is: 218,571,578.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,413,649.40 : 354,620,474.10 = 145,714,385.40 : x
  2. Step 2: Convert to fraction form
    236,413,649.40/354,620,474.10 = 145,714,385.40/x
  3. Step 3: Cross multiply
    236,413,649.40x = 354,620,474.10 × 145,714,385.40
  4. Step 4: Simplify right side
    236,413,649.40x = 51,673,304,433,738,120
  5. Step 5: Solve for x
    x = 51,673,304,433,738,120/236,413,649.40
  6. Step 6: Final answer
    x = 218,571,578.10

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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.