Home / 561,200,453.61-774,091,711.62-359,938,541.85

Finding the Fourth Proportional to 561,200,453.61, 774,091,711.62 and 359,938,541.85

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Solution

The fourth proportional to 561,200,453.61, 774,091,711.62 and 359,938,541.85 is: 496,481,141.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,200,453.61 : 774,091,711.62 = 359,938,541.85 : x
  2. Step 2: Convert to fraction form
    561,200,453.61/774,091,711.62 = 359,938,541.85/x
  3. Step 3: Cross multiply
    561,200,453.61x = 774,091,711.62 × 359,938,541.85
  4. Step 4: Simplify right side
    561,200,453.61x = 278,625,441,934,803,072
  5. Step 5: Solve for x
    x = 278,625,441,934,803,072/561,200,453.61
  6. Step 6: Final answer
    x = 496,481,141.70

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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.