Home / 425,737,642.60-638,606,463.90-183,400,546.60

Finding the Fourth Proportional to 425,737,642.60, 638,606,463.90 and 183,400,546.60

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Solution

The fourth proportional to 425,737,642.60, 638,606,463.90 and 183,400,546.60 is: 275,100,819.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,737,642.60 : 638,606,463.90 = 183,400,546.60 : x
  2. Step 2: Convert to fraction form
    425,737,642.60/638,606,463.90 = 183,400,546.60/x
  3. Step 3: Cross multiply
    425,737,642.60x = 638,606,463.90 × 183,400,546.60
  4. Step 4: Simplify right side
    425,737,642.60x = 117,120,774,541,553,152
  5. Step 5: Solve for x
    x = 117,120,774,541,553,152/425,737,642.60
  6. Step 6: Final answer
    x = 275,100,819.90

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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.