Home / 7,105,037,815.36-9,805,068,266.88-3,889,894,167.04

Finding the Fourth Proportional to 7,105,037,815.36, 9,805,068,266.88 and 3,889,894,167.04

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Solution

The fourth proportional to 7,105,037,815.36, 9,805,068,266.88 and 3,889,894,167.04 is: 5,368,117,503.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,105,037,815.36 : 9,805,068,266.88 = 3,889,894,167.04 : x
  2. Step 2: Convert to fraction form
    7,105,037,815.36/9,805,068,266.88 = 3,889,894,167.04/x
  3. Step 3: Cross multiply
    7,105,037,815.36x = 9,805,068,266.88 × 3,889,894,167.04
  4. Step 4: Simplify right side
    7,105,037,815.36x = 38,140,677,858,765,512,704
  5. Step 5: Solve for x
    x = 38,140,677,858,765,512,704/7,105,037,815.36
  6. Step 6: Final answer
    x = 5,368,117,503.37

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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.