Home / 6,663,014,589.02-9,994,420,993.68-1,620,918,528.21

Finding the Fourth Proportional to 6,663,014,589.02, 9,994,420,993.68 and 1,620,918,528.21

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Solution

The fourth proportional to 6,663,014,589.02, 9,994,420,993.68 and 1,620,918,528.21 is: 2,431,353,248.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,663,014,589.02 : 9,994,420,993.68 = 1,620,918,528.21 : x
  2. Step 2: Convert to fraction form
    6,663,014,589.02/9,994,420,993.68 = 1,620,918,528.21/x
  3. Step 3: Cross multiply
    6,663,014,589.02x = 9,994,420,993.68 × 1,620,918,528.21
  4. Step 4: Simplify right side
    6,663,014,589.02x = 16,200,142,167,386,912,768
  5. Step 5: Solve for x
    x = 16,200,142,167,386,912,768/6,663,014,589.02
  6. Step 6: Final answer
    x = 2,431,353,248.74

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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.