Home / 536,544,001.80-804,816,002.70-521,427,457.80

Finding the Fourth Proportional to 536,544,001.80, 804,816,002.70 and 521,427,457.80

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Solution

The fourth proportional to 536,544,001.80, 804,816,002.70 and 521,427,457.80 is: 782,141,186.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,544,001.80 : 804,816,002.70 = 521,427,457.80 : x
  2. Step 2: Convert to fraction form
    536,544,001.80/804,816,002.70 = 521,427,457.80/x
  3. Step 3: Cross multiply
    536,544,001.80x = 804,816,002.70 × 521,427,457.80
  4. Step 4: Simplify right side
    536,544,001.80x = 419,653,162,284,618,944
  5. Step 5: Solve for x
    x = 419,653,162,284,618,944/536,544,001.80
  6. Step 6: Final answer
    x = 782,141,186.70

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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.