Home / 605,097,415.80-907,646,123.70-519,003,973.80

Finding the Fourth Proportional to 605,097,415.80, 907,646,123.70 and 519,003,973.80

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Solution

The fourth proportional to 605,097,415.80, 907,646,123.70 and 519,003,973.80 is: 778,505,960.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,097,415.80 : 907,646,123.70 = 519,003,973.80 : x
  2. Step 2: Convert to fraction form
    605,097,415.80/907,646,123.70 = 519,003,973.80/x
  3. Step 3: Cross multiply
    605,097,415.80x = 907,646,123.70 × 519,003,973.80
  4. Step 4: Simplify right side
    605,097,415.80x = 471,071,945,004,466,368
  5. Step 5: Solve for x
    x = 471,071,945,004,466,368/605,097,415.80
  6. Step 6: Final answer
    x = 778,505,960.70

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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.