Home / 887,301,043.98-1,331,072,628.57-369,610,415.87

Finding the Fourth Proportional to 887,301,043.98, 1,331,072,628.57 and 369,610,415.87

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Solution

The fourth proportional to 887,301,043.98, 1,331,072,628.57 and 369,610,415.87 is: 554,466,053.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,301,043.98 : 1,331,072,628.57 = 369,610,415.87 : x
  2. Step 2: Convert to fraction form
    887,301,043.98/1,331,072,628.57 = 369,610,415.87/x
  3. Step 3: Cross multiply
    887,301,043.98x = 1,331,072,628.57 × 369,610,415.87
  4. Step 4: Simplify right side
    887,301,043.98x = 491,978,307,792,276,352
  5. Step 5: Solve for x
    x = 491,978,307,792,276,352/887,301,043.98
  6. Step 6: Final answer
    x = 554,466,053.13

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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.