Home / 3,780,938,382.28-5,220,049,715.99-2,406,842,337.48

Finding the Fourth Proportional to 3,780,938,382.28, 5,220,049,715.99 and 2,406,842,337.48

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Solution

The fourth proportional to 3,780,938,382.28, 5,220,049,715.99 and 2,406,842,337.48 is: 3,322,941,394.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,780,938,382.28 : 5,220,049,715.99 = 2,406,842,337.48 : x
  2. Step 2: Convert to fraction form
    3,780,938,382.28/5,220,049,715.99 = 2,406,842,337.48/x
  3. Step 3: Cross multiply
    3,780,938,382.28x = 5,220,049,715.99 × 2,406,842,337.48
  4. Step 4: Simplify right side
    3,780,938,382.28x = 12,563,836,660,208,232,448
  5. Step 5: Solve for x
    x = 12,563,836,660,208,232,448/3,780,938,382.28
  6. Step 6: Final answer
    x = 3,322,941,394.41

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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.