Home / 924,055,690.70-1,275,259,418.12-522,030,004.38

Finding the Fourth Proportional to 924,055,690.70, 1,275,259,418.12 and 522,030,004.38

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Solution

The fourth proportional to 924,055,690.70, 1,275,259,418.12 and 522,030,004.38 is: 720,436,751.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,055,690.70 : 1,275,259,418.12 = 522,030,004.38 : x
  2. Step 2: Convert to fraction form
    924,055,690.70/1,275,259,418.12 = 522,030,004.38/x
  3. Step 3: Cross multiply
    924,055,690.70x = 1,275,259,418.12 × 522,030,004.38
  4. Step 4: Simplify right side
    924,055,690.70x = 665,723,679,628,124,928
  5. Step 5: Solve for x
    x = 665,723,679,628,124,928/924,055,690.70
  6. Step 6: Final answer
    x = 720,436,751.08

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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.