Home / 536,544,009.20-804,816,013.80-191,508,892.40

Finding the Fourth Proportional to 536,544,009.20, 804,816,013.80 and 191,508,892.40

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Solution

The fourth proportional to 536,544,009.20, 804,816,013.80 and 191,508,892.40 is: 287,263,338.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,544,009.20 : 804,816,013.80 = 191,508,892.40 : x
  2. Step 2: Convert to fraction form
    536,544,009.20/804,816,013.80 = 191,508,892.40/x
  3. Step 3: Cross multiply
    536,544,009.20x = 804,816,013.80 × 191,508,892.40
  4. Step 4: Simplify right side
    536,544,009.20x = 154,129,423,388,621,120
  5. Step 5: Solve for x
    x = 154,129,423,388,621,120/536,544,009.20
  6. Step 6: Final answer
    x = 287,263,338.60

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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.