Home / 481,559,959.04-664,556,144.64-261,543,385.04

Finding the Fourth Proportional to 481,559,959.04, 664,556,144.64 and 261,543,385.04

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Solution

The fourth proportional to 481,559,959.04, 664,556,144.64 and 261,543,385.04 is: 360,931,718.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,559,959.04 : 664,556,144.64 = 261,543,385.04 : x
  2. Step 2: Convert to fraction form
    481,559,959.04/664,556,144.64 = 261,543,385.04/x
  3. Step 3: Cross multiply
    481,559,959.04x = 664,556,144.64 × 261,543,385.04
  4. Step 4: Simplify right side
    481,559,959.04x = 173,810,263,618,277,440
  5. Step 5: Solve for x
    x = 173,810,263,618,277,440/481,559,959.04
  6. Step 6: Final answer
    x = 360,931,718.59

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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.