Home / 91,270,255.96-125,996,384.82-61,146,622.32

Finding the Fourth Proportional to 91,270,255.96, 125,996,384.82 and 61,146,622.32

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Solution

The fourth proportional to 91,270,255.96, 125,996,384.82 and 61,146,622.32 is: 84,411,435.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,270,255.96 : 125,996,384.82 = 61,146,622.32 : x
  2. Step 2: Convert to fraction form
    91,270,255.96/125,996,384.82 = 61,146,622.32/x
  3. Step 3: Cross multiply
    91,270,255.96x = 125,996,384.82 × 61,146,622.32
  4. Step 4: Simplify right side
    91,270,255.96x = 7,704,253,355,643,939
  5. Step 5: Solve for x
    x = 7,704,253,355,643,939/91,270,255.96
  6. Step 6: Final answer
    x = 84,411,435.85

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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.