Home / 10,697,012,187.20-16,045,518,280.80-8,858,840,436.80

Finding the Fourth Proportional to 10,697,012,187.20, 16,045,518,280.80 and 8,858,840,436.80

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Solution

The fourth proportional to 10,697,012,187.20, 16,045,518,280.80 and 8,858,840,436.80 is: 13,288,260,655.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,697,012,187.20 : 16,045,518,280.80 = 8,858,840,436.80 : x
  2. Step 2: Convert to fraction form
    10,697,012,187.20/16,045,518,280.80 = 8,858,840,436.80/x
  3. Step 3: Cross multiply
    10,697,012,187.20x = 16,045,518,280.80 × 8,858,840,436.80
  4. Step 4: Simplify right side
    10,697,012,187.20x = 142,144,686,175,364,644,864
  5. Step 5: Solve for x
    x = 142,144,686,175,364,644,864/10,697,012,187.20
  6. Step 6: Final answer
    x = 13,288,260,655.20

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1.5x scale

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.