Home / 143,607,168,097.20-215,410,752,145.80-54,069,988,417.20

Finding the Fourth Proportional to 143,607,168,097.20, 215,410,752,145.80 and 54,069,988,417.20

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Solution

The fourth proportional to 143,607,168,097.20, 215,410,752,145.80 and 54,069,988,417.20 is: 81,104,982,625.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,607,168,097.20 : 215,410,752,145.80 = 54,069,988,417.20 : x
  2. Step 2: Convert to fraction form
    143,607,168,097.20/215,410,752,145.80 = 54,069,988,417.20/x
  3. Step 3: Cross multiply
    143,607,168,097.20x = 215,410,752,145.80 × 54,069,988,417.20
  4. Step 4: Simplify right side
    143,607,168,097.20x = 11,647,256,873,463,745,347,584
  5. Step 5: Solve for x
    x = 11,647,256,873,463,745,347,584/143,607,168,097.20
  6. Step 6: Final answer
    x = 81,104,982,625.80

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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.