Home / 992,223,525.45-1,368,503,653.59-616,102,800.69

Finding the Fourth Proportional to 992,223,525.45, 1,368,503,653.59 and 616,102,800.69

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Solution

The fourth proportional to 992,223,525.45, 1,368,503,653.59 and 616,102,800.69 is: 849,746,969.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,223,525.45 : 1,368,503,653.59 = 616,102,800.69 : x
  2. Step 2: Convert to fraction form
    992,223,525.45/1,368,503,653.59 = 616,102,800.69/x
  3. Step 3: Cross multiply
    992,223,525.45x = 1,368,503,653.59 × 616,102,800.69
  4. Step 4: Simplify right side
    992,223,525.45x = 843,138,933,731,296,640
  5. Step 5: Solve for x
    x = 843,138,933,731,296,640/992,223,525.45
  6. Step 6: Final answer
    x = 849,746,969.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.