Home / 536,544,004.30-804,816,006.45-521,427,460.30

Finding the Fourth Proportional to 536,544,004.30, 804,816,006.45 and 521,427,460.30

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Solution

The fourth proportional to 536,544,004.30, 804,816,006.45 and 521,427,460.30 is: 782,141,190.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,544,004.30 : 804,816,006.45 = 521,427,460.30 : x
  2. Step 2: Convert to fraction form
    536,544,004.30/804,816,006.45 = 521,427,460.30/x
  3. Step 3: Cross multiply
    536,544,004.30x = 804,816,006.45 × 521,427,460.30
  4. Step 4: Simplify right side
    536,544,004.30x = 419,653,166,252,011,968
  5. Step 5: Solve for x
    x = 419,653,166,252,011,968/536,544,004.30
  6. Step 6: Final answer
    x = 782,141,190.45

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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.