Home / 404,964,126.28-607,667,329.74-171,758,564.20

Finding the Fourth Proportional to 404,964,126.28, 607,667,329.74 and 171,758,564.20

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Solution

The fourth proportional to 404,964,126.28, 607,667,329.74 and 171,758,564.20 is: 257,731,639.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,964,126.28 : 607,667,329.74 = 171,758,564.20 : x
  2. Step 2: Convert to fraction form
    404,964,126.28/607,667,329.74 = 171,758,564.20/x
  3. Step 3: Cross multiply
    404,964,126.28x = 607,667,329.74 × 171,758,564.20
  4. Step 4: Simplify right side
    404,964,126.28x = 104,372,068,067,390,352
  5. Step 5: Solve for x
    x = 104,372,068,067,390,352/404,964,126.28
  6. Step 6: Final answer
    x = 257,731,639.16

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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.