Home / 84,920,579.10-127,191,911.85-69,804,035.10

Finding the Fourth Proportional to 84,920,579.10, 127,191,911.85 and 69,804,035.10

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Solution

The fourth proportional to 84,920,579.10, 127,191,911.85 and 69,804,035.10 is: 104,550,731.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,920,579.10 : 127,191,911.85 = 69,804,035.10 : x
  2. Step 2: Convert to fraction form
    84,920,579.10/127,191,911.85 = 69,804,035.10/x
  3. Step 3: Cross multiply
    84,920,579.10x = 127,191,911.85 × 69,804,035.10
  4. Step 4: Simplify right side
    84,920,579.10x = 8,878,508,679,213,505
  5. Step 5: Solve for x
    x = 8,878,508,679,213,505/84,920,579.10
  6. Step 6: Final answer
    x = 104,550,731.68

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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.