Home / 2,607,702,048.45-3,913,161,969.26-1,208,425,503.78

Finding the Fourth Proportional to 2,607,702,048.45, 3,913,161,969.26 and 1,208,425,503.78

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Solution

The fourth proportional to 2,607,702,048.45, 3,913,161,969.26 and 1,208,425,503.78 is: 1,813,383,828.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,607,702,048.45 : 3,913,161,969.26 = 1,208,425,503.78 : x
  2. Step 2: Convert to fraction form
    2,607,702,048.45/3,913,161,969.26 = 1,208,425,503.78/x
  3. Step 3: Cross multiply
    2,607,702,048.45x = 3,913,161,969.26 × 1,208,425,503.78
  4. Step 4: Simplify right side
    2,607,702,048.45x = 4,728,764,724,078,773,248
  5. Step 5: Solve for x
    x = 4,728,764,724,078,773,248/2,607,702,048.45
  6. Step 6: Final answer
    x = 1,813,383,828.45

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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.