Home / 85,698,392.84-118,280,947.38-50,910,410.12

Finding the Fourth Proportional to 85,698,392.84, 118,280,947.38 and 50,910,410.12

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Solution

The fourth proportional to 85,698,392.84, 118,280,947.38 and 50,910,410.12 is: 70,266,563.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,698,392.84 : 118,280,947.38 = 50,910,410.12 : x
  2. Step 2: Convert to fraction form
    85,698,392.84/118,280,947.38 = 50,910,410.12/x
  3. Step 3: Cross multiply
    85,698,392.84x = 118,280,947.38 × 50,910,410.12
  4. Step 4: Simplify right side
    85,698,392.84x = 6,021,731,540,497,939
  5. Step 5: Solve for x
    x = 6,021,731,540,497,939/85,698,392.84
  6. Step 6: Final answer
    x = 70,266,563.25

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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.