Home / 2,692,278,014.40-4,038,417,021.60-852,174,705.60

Finding the Fourth Proportional to 2,692,278,014.40, 4,038,417,021.60 and 852,174,705.60

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Solution

The fourth proportional to 2,692,278,014.40, 4,038,417,021.60 and 852,174,705.60 is: 1,278,262,058.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,692,278,014.40 : 4,038,417,021.60 = 852,174,705.60 : x
  2. Step 2: Convert to fraction form
    2,692,278,014.40/4,038,417,021.60 = 852,174,705.60/x
  3. Step 3: Cross multiply
    2,692,278,014.40x = 4,038,417,021.60 × 852,174,705.60
  4. Step 4: Simplify right side
    2,692,278,014.40x = 3,441,436,836,472,008,704
  5. Step 5: Solve for x
    x = 3,441,436,836,472,008,704/2,692,278,014.40
  6. Step 6: Final answer
    x = 1,278,262,058.40

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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.