Home / 791,328,535.86-1,185,494,554.49-528,219,735.47

Finding the Fourth Proportional to 791,328,535.86, 1,185,494,554.49 and 528,219,735.47

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Solution

The fourth proportional to 791,328,535.86, 1,185,494,554.49 and 528,219,735.47 is: 791,329,506.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,328,535.86 : 1,185,494,554.49 = 528,219,735.47 : x
  2. Step 2: Convert to fraction form
    791,328,535.86/1,185,494,554.49 = 528,219,735.47/x
  3. Step 3: Cross multiply
    791,328,535.86x = 1,185,494,554.49 × 528,219,735.47
  4. Step 4: Simplify right side
    791,328,535.86x = 626,201,619,965,264,640
  5. Step 5: Solve for x
    x = 626,201,619,965,264,640/791,328,535.86
  6. Step 6: Final answer
    x = 791,329,506.76

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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.