Home / 10,519,727,971.68-14,517,045,169.56-5,697,053,784.36

Finding the Fourth Proportional to 10,519,727,971.68, 14,517,045,169.56 and 5,697,053,784.36

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Solution

The fourth proportional to 10,519,727,971.68, 14,517,045,169.56 and 5,697,053,784.36 is: 7,861,837,049.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,519,727,971.68 : 14,517,045,169.56 = 5,697,053,784.36 : x
  2. Step 2: Convert to fraction form
    10,519,727,971.68/14,517,045,169.56 = 5,697,053,784.36/x
  3. Step 3: Cross multiply
    10,519,727,971.68x = 14,517,045,169.56 × 5,697,053,784.36
  4. Step 4: Simplify right side
    10,519,727,971.68x = 82,704,387,120,966,844,416
  5. Step 5: Solve for x
    x = 82,704,387,120,966,844,416/10,519,727,971.68
  6. Step 6: Final answer
    x = 7,861,837,049.74

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.