Home / 10,637,568,015.20-15,956,352,022.80-6,719,359,810.40

Finding the Fourth Proportional to 10,637,568,015.20, 15,956,352,022.80 and 6,719,359,810.40

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Solution

The fourth proportional to 10,637,568,015.20, 15,956,352,022.80 and 6,719,359,810.40 is: 10,079,039,715.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,637,568,015.20 : 15,956,352,022.80 = 6,719,359,810.40 : x
  2. Step 2: Convert to fraction form
    10,637,568,015.20/15,956,352,022.80 = 6,719,359,810.40/x
  3. Step 3: Cross multiply
    10,637,568,015.20x = 15,956,352,022.80 × 6,719,359,810.40
  4. Step 4: Simplify right side
    10,637,568,015.20x = 107,216,470,502,597,050,368
  5. Step 5: Solve for x
    x = 107,216,470,502,597,050,368/10,637,568,015.20
  6. Step 6: Final answer
    x = 10,079,039,715.60

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Double scale
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Similar ratio
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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.