Home / 970,038,849-1,455,179,282.46-379,752,840.30

Finding the Fourth Proportional to 970,038,849, 1,455,179,282.46 and 379,752,840.30

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Solution

The fourth proportional to 970,038,849, 1,455,179,282.46 and 379,752,840.30 is: 569,676,633.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,038,849 : 1,455,179,282.46 = 379,752,840.30 : x
  2. Step 2: Convert to fraction form
    970,038,849/1,455,179,282.46 = 379,752,840.30/x
  3. Step 3: Cross multiply
    970,038,849x = 1,455,179,282.46 × 379,752,840.30
  4. Step 4: Simplify right side
    970,038,849x = 552,608,465,659,900,992
  5. Step 5: Solve for x
    x = 552,608,465,659,900,992/970,038,849
  6. Step 6: Final answer
    x = 569,676,633.29

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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.