Home / 7,783,943,881.52-11,677,418,029-2,542,142,893.68

Finding the Fourth Proportional to 7,783,943,881.52, 11,677,418,029 and 2,542,142,893.68

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Solution

The fourth proportional to 7,783,943,881.52, 11,677,418,029 and 2,542,142,893.68 is: 3,813,704,943.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,783,943,881.52 : 11,677,418,029 = 2,542,142,893.68 : x
  2. Step 2: Convert to fraction form
    7,783,943,881.52/11,677,418,029 = 2,542,142,893.68/x
  3. Step 3: Cross multiply
    7,783,943,881.52x = 11,677,418,029 × 2,542,142,893.68
  4. Step 4: Simplify right side
    7,783,943,881.52x = 29,685,665,258,953,060,352
  5. Step 5: Solve for x
    x = 29,685,665,258,953,060,352/7,783,943,881.52
  6. Step 6: Final answer
    x = 3,813,704,943.25

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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.