Home / 7,968,456,919.80-11,952,685,379.70-2,447,989,529.40

Finding the Fourth Proportional to 7,968,456,919.80, 11,952,685,379.70 and 2,447,989,529.40

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Solution

The fourth proportional to 7,968,456,919.80, 11,952,685,379.70 and 2,447,989,529.40 is: 3,671,984,294.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,968,456,919.80 : 11,952,685,379.70 = 2,447,989,529.40 : x
  2. Step 2: Convert to fraction form
    7,968,456,919.80/11,952,685,379.70 = 2,447,989,529.40/x
  3. Step 3: Cross multiply
    7,968,456,919.80x = 11,952,685,379.70 × 2,447,989,529.40
  4. Step 4: Simplify right side
    7,968,456,919.80x = 29,260,048,657,718,067,200
  5. Step 5: Solve for x
    x = 29,260,048,657,718,067,200/7,968,456,919.80
  6. Step 6: Final answer
    x = 3,671,984,294.10

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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.