Home / 148,878,273.72-223,317,134.10-46,650,141.88

Finding the Fourth Proportional to 148,878,273.72, 223,317,134.10 and 46,650,141.88

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Solution

The fourth proportional to 148,878,273.72, 223,317,134.10 and 46,650,141.88 is: 69,975,126.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,878,273.72 : 223,317,134.10 = 46,650,141.88 : x
  2. Step 2: Convert to fraction form
    148,878,273.72/223,317,134.10 = 46,650,141.88/x
  3. Step 3: Cross multiply
    148,878,273.72x = 223,317,134.10 × 46,650,141.88
  4. Step 4: Simplify right side
    148,878,273.72x = 10,417,775,989,999,986
  5. Step 5: Solve for x
    x = 10,417,775,989,999,986/148,878,273.72
  6. Step 6: Final answer
    x = 69,975,126.19

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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.