Home / 51,677,999.70-77,516,999.55-42,112,061.70

Finding the Fourth Proportional to 51,677,999.70, 77,516,999.55 and 42,112,061.70

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Solution

The fourth proportional to 51,677,999.70, 77,516,999.55 and 42,112,061.70 is: 63,168,092.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,677,999.70 : 77,516,999.55 = 42,112,061.70 : x
  2. Step 2: Convert to fraction form
    51,677,999.70/77,516,999.55 = 42,112,061.70/x
  3. Step 3: Cross multiply
    51,677,999.70x = 77,516,999.55 × 42,112,061.70
  4. Step 4: Simplify right side
    51,677,999.70x = 3,264,400,667,848,472.50
  5. Step 5: Solve for x
    x = 3,264,400,667,848,472.50/51,677,999.70
  6. Step 6: Final answer
    x = 63,168,092.55

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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.