Home / 155,536,243.25-214,646,536.40-89,456,759.96

Finding the Fourth Proportional to 155,536,243.25, 214,646,536.40 and 89,456,759.96

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Solution

The fourth proportional to 155,536,243.25, 214,646,536.40 and 89,456,759.96 is: 123,454,079.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,536,243.25 : 214,646,536.40 = 89,456,759.96 : x
  2. Step 2: Convert to fraction form
    155,536,243.25/214,646,536.40 = 89,456,759.96/x
  3. Step 3: Cross multiply
    155,536,243.25x = 214,646,536.40 × 89,456,759.96
  4. Step 4: Simplify right side
    155,536,243.25x = 19,201,583,681,459,688
  5. Step 5: Solve for x
    x = 19,201,583,681,459,688/155,536,243.25
  6. Step 6: Final answer
    x = 123,454,079.13

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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.