Home / 435,223,515.80-652,835,273.70-378,536,475.80

Finding the Fourth Proportional to 435,223,515.80, 652,835,273.70 and 378,536,475.80

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Solution

The fourth proportional to 435,223,515.80, 652,835,273.70 and 378,536,475.80 is: 567,804,713.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,223,515.80 : 652,835,273.70 = 378,536,475.80 : x
  2. Step 2: Convert to fraction form
    435,223,515.80/652,835,273.70 = 378,536,475.80/x
  3. Step 3: Cross multiply
    435,223,515.80x = 652,835,273.70 × 378,536,475.80
  4. Step 4: Simplify right side
    435,223,515.80x = 247,121,963,784,326,464
  5. Step 5: Solve for x
    x = 247,121,963,784,326,464/435,223,515.80
  6. Step 6: Final answer
    x = 567,804,713.70

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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.