Home / 110,637,644.40-165,620,543.40-98,544,409.20

Finding the Fourth Proportional to 110,637,644.40, 165,620,543.40 and 98,544,409.20

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Solution

The fourth proportional to 110,637,644.40, 165,620,543.40 and 98,544,409.20 is: 147,517,408.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,637,644.40 : 165,620,543.40 = 98,544,409.20 : x
  2. Step 2: Convert to fraction form
    110,637,644.40/165,620,543.40 = 98,544,409.20/x
  3. Step 3: Cross multiply
    110,637,644.40x = 165,620,543.40 × 98,544,409.20
  4. Step 4: Simplify right side
    110,637,644.40x = 16,320,978,600,735,960
  5. Step 5: Solve for x
    x = 16,320,978,600,735,960/110,637,644.40
  6. Step 6: Final answer
    x = 147,517,408.65

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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.