Home / 3,578,077,080.76-5,360,133,359.94-2,787,428,660.08

Finding the Fourth Proportional to 3,578,077,080.76, 5,360,133,359.94 and 2,787,428,660.08

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Solution

The fourth proportional to 3,578,077,080.76, 5,360,133,359.94 and 2,787,428,660.08 is: 4,175,703,600.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,578,077,080.76 : 5,360,133,359.94 = 2,787,428,660.08 : x
  2. Step 2: Convert to fraction form
    3,578,077,080.76/5,360,133,359.94 = 2,787,428,660.08/x
  3. Step 3: Cross multiply
    3,578,077,080.76x = 5,360,133,359.94 × 2,787,428,660.08
  4. Step 4: Simplify right side
    3,578,077,080.76x = 14,940,989,349,347,661,824
  5. Step 5: Solve for x
    x = 14,940,989,349,347,661,824/3,578,077,080.76
  6. Step 6: Final answer
    x = 4,175,703,600.60

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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.