Home / 13,802,825,759.08-19,048,753,158.84-7,615,874,399.74

Finding the Fourth Proportional to 13,802,825,759.08, 19,048,753,158.84 and 7,615,874,399.74

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Solution

The fourth proportional to 13,802,825,759.08, 19,048,753,158.84 and 7,615,874,399.74 is: 10,510,377,661.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,802,825,759.08 : 19,048,753,158.84 = 7,615,874,399.74 : x
  2. Step 2: Convert to fraction form
    13,802,825,759.08/19,048,753,158.84 = 7,615,874,399.74/x
  3. Step 3: Cross multiply
    13,802,825,759.08x = 19,048,753,158.84 × 7,615,874,399.74
  4. Step 4: Simplify right side
    13,802,825,759.08x = 145,072,911,529,376,006,144
  5. Step 5: Solve for x
    x = 145,072,911,529,376,006,144/13,802,825,759.08
  6. Step 6: Final answer
    x = 10,510,377,661.90

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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.