Home / 887,301,277.36-1,331,072,979.28-369,610,649.84

Finding the Fourth Proportional to 887,301,277.36, 1,331,072,979.28 and 369,610,649.84

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Solution

The fourth proportional to 887,301,277.36, 1,331,072,979.28 and 369,610,649.84 is: 554,466,404.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,301,277.36 : 1,331,072,979.28 = 369,610,649.84 : x
  2. Step 2: Convert to fraction form
    887,301,277.36/1,331,072,979.28 = 369,610,649.84/x
  3. Step 3: Cross multiply
    887,301,277.36x = 1,331,072,979.28 × 369,610,649.84
  4. Step 4: Simplify right side
    887,301,277.36x = 491,978,748,858,549,248
  5. Step 5: Solve for x
    x = 491,978,748,858,549,248/887,301,277.36
  6. Step 6: Final answer
    x = 554,466,404.38

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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.