Home / 79,772,813.70-119,659,220.55-41,509,061.70

Finding the Fourth Proportional to 79,772,813.70, 119,659,220.55 and 41,509,061.70

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Solution

The fourth proportional to 79,772,813.70, 119,659,220.55 and 41,509,061.70 is: 62,263,592.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,772,813.70 : 119,659,220.55 = 41,509,061.70 : x
  2. Step 2: Convert to fraction form
    79,772,813.70/119,659,220.55 = 41,509,061.70/x
  3. Step 3: Cross multiply
    79,772,813.70x = 119,659,220.55 × 41,509,061.70
  4. Step 4: Simplify right side
    79,772,813.70x = 4,966,941,968,783,858
  5. Step 5: Solve for x
    x = 4,966,941,968,783,858/79,772,813.70
  6. Step 6: Final answer
    x = 62,263,592.55

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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.