Home / 887,301,051.48-1,331,072,639.82-369,610,423.38

Finding the Fourth Proportional to 887,301,051.48, 1,331,072,639.82 and 369,610,423.38

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Solution

The fourth proportional to 887,301,051.48, 1,331,072,639.82 and 369,610,423.38 is: 554,466,064.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,301,051.48 : 1,331,072,639.82 = 369,610,423.38 : x
  2. Step 2: Convert to fraction form
    887,301,051.48/1,331,072,639.82 = 369,610,423.38/x
  3. Step 3: Cross multiply
    887,301,051.48x = 1,331,072,639.82 × 369,610,423.38
  4. Step 4: Simplify right side
    887,301,051.48x = 491,978,321,953,404,416
  5. Step 5: Solve for x
    x = 491,978,321,953,404,416/887,301,051.48
  6. Step 6: Final answer
    x = 554,466,064.40

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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.