Home / 79,772,813.20-119,659,219.80-41,509,061.20

Finding the Fourth Proportional to 79,772,813.20, 119,659,219.80 and 41,509,061.20

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Solution

The fourth proportional to 79,772,813.20, 119,659,219.80 and 41,509,061.20 is: 62,263,591.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,772,813.20 : 119,659,219.80 = 41,509,061.20 : x
  2. Step 2: Convert to fraction form
    79,772,813.20/119,659,219.80 = 41,509,061.20/x
  3. Step 3: Cross multiply
    79,772,813.20x = 119,659,219.80 × 41,509,061.20
  4. Step 4: Simplify right side
    79,772,813.20x = 4,966,941,877,822,452
  5. Step 5: Solve for x
    x = 4,966,941,877,822,452/79,772,813.20
  6. Step 6: Final answer
    x = 62,263,591.80

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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.