Home / 605,097,285.30-907,645,927.95-519,003,843.30

Finding the Fourth Proportional to 605,097,285.30, 907,645,927.95 and 519,003,843.30

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Solution

The fourth proportional to 605,097,285.30, 907,645,927.95 and 519,003,843.30 is: 778,505,764.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,097,285.30 : 907,645,927.95 = 519,003,843.30 : x
  2. Step 2: Convert to fraction form
    605,097,285.30/907,645,927.95 = 519,003,843.30/x
  3. Step 3: Cross multiply
    605,097,285.30x = 907,645,927.95 × 519,003,843.30
  4. Step 4: Simplify right side
    605,097,285.30x = 471,071,724,961,644,928
  5. Step 5: Solve for x
    x = 471,071,724,961,644,928/605,097,285.30
  6. Step 6: Final answer
    x = 778,505,764.95

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1.5x scale

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.