Home / 345,577,657.73-518,735,363.31-148,938,114.65

Finding the Fourth Proportional to 345,577,657.73, 518,735,363.31 and 148,938,114.65

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Solution

The fourth proportional to 345,577,657.73, 518,735,363.31 and 148,938,114.65 is: 223,566,151.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,577,657.73 : 518,735,363.31 = 148,938,114.65 : x
  2. Step 2: Convert to fraction form
    345,577,657.73/518,735,363.31 = 148,938,114.65/x
  3. Step 3: Cross multiply
    345,577,657.73x = 518,735,363.31 × 148,938,114.65
  4. Step 4: Simplify right side
    345,577,657.73x = 77,259,467,011,080,512
  5. Step 5: Solve for x
    x = 77,259,467,011,080,512/345,577,657.73
  6. Step 6: Final answer
    x = 223,566,151.58

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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.