Home / 345,577,656.22-518,735,361.06-148,938,113.14

Finding the Fourth Proportional to 345,577,656.22, 518,735,361.06 and 148,938,113.14

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Solution

The fourth proportional to 345,577,656.22, 518,735,361.06 and 148,938,113.14 is: 223,566,149.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,577,656.22 : 518,735,361.06 = 148,938,113.14 : x
  2. Step 2: Convert to fraction form
    345,577,656.22/518,735,361.06 = 148,938,113.14/x
  3. Step 3: Cross multiply
    345,577,656.22x = 518,735,361.06 × 148,938,113.14
  4. Step 4: Simplify right side
    345,577,656.22x = 77,259,465,893,976,192
  5. Step 5: Solve for x
    x = 77,259,465,893,976,192/345,577,656.22
  6. Step 6: Final answer
    x = 223,566,149.33

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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.