Home / 7,186,768,612.80-10,780,152,919.20-3,504,378,494.40

Finding the Fourth Proportional to 7,186,768,612.80, 10,780,152,919.20 and 3,504,378,494.40

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Solution

The fourth proportional to 7,186,768,612.80, 10,780,152,919.20 and 3,504,378,494.40 is: 5,256,567,741.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,186,768,612.80 : 10,780,152,919.20 = 3,504,378,494.40 : x
  2. Step 2: Convert to fraction form
    7,186,768,612.80/10,780,152,919.20 = 3,504,378,494.40/x
  3. Step 3: Cross multiply
    7,186,768,612.80x = 10,780,152,919.20 × 3,504,378,494.40
  4. Step 4: Simplify right side
    7,186,768,612.80x = 37,777,736,056,387,862,528
  5. Step 5: Solve for x
    x = 37,777,736,056,387,862,528/7,186,768,612.80
  6. Step 6: Final answer
    x = 5,256,567,741.60

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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.