Home / 536,544,007.20-804,816,010.80-191,508,890.40

Finding the Fourth Proportional to 536,544,007.20, 804,816,010.80 and 191,508,890.40

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Solution

The fourth proportional to 536,544,007.20, 804,816,010.80 and 191,508,890.40 is: 287,263,335.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,544,007.20 : 804,816,010.80 = 191,508,890.40 : x
  2. Step 2: Convert to fraction form
    536,544,007.20/804,816,010.80 = 191,508,890.40/x
  3. Step 3: Cross multiply
    536,544,007.20x = 804,816,010.80 × 191,508,890.40
  4. Step 4: Simplify right side
    536,544,007.20x = 154,129,421,204,462,400
  5. Step 5: Solve for x
    x = 154,129,421,204,462,400/536,544,007.20
  6. Step 6: Final answer
    x = 287,263,335.60

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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.