Home / 1,513,388,097.77-2,088,527,105.58-878,259,415.73

Finding the Fourth Proportional to 1,513,388,097.77, 2,088,527,105.58 and 878,259,415.73

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Solution

The fourth proportional to 1,513,388,097.77, 2,088,527,105.58 and 878,259,415.73 is: 1,212,027,898.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,388,097.77 : 2,088,527,105.58 = 878,259,415.73 : x
  2. Step 2: Convert to fraction form
    1,513,388,097.77/2,088,527,105.58 = 878,259,415.73/x
  3. Step 3: Cross multiply
    1,513,388,097.77x = 2,088,527,105.58 × 878,259,415.73
  4. Step 4: Simplify right side
    1,513,388,097.77x = 1,834,268,595,482,958,848
  5. Step 5: Solve for x
    x = 1,834,268,595,482,958,848/1,513,388,097.77
  6. Step 6: Final answer
    x = 1,212,027,898.32

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Double scale
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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.