Home / 189,592,256.24-261,624,098.44-107,070,097.76

Finding the Fourth Proportional to 189,592,256.24, 261,624,098.44 and 107,070,097.76

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Solution

The fourth proportional to 189,592,256.24, 261,624,098.44 and 107,070,097.76 is: 147,749,271.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,592,256.24 : 261,624,098.44 = 107,070,097.76 : x
  2. Step 2: Convert to fraction form
    189,592,256.24/261,624,098.44 = 107,070,097.76/x
  3. Step 3: Cross multiply
    189,592,256.24x = 261,624,098.44 × 107,070,097.76
  4. Step 4: Simplify right side
    189,592,256.24x = 28,012,117,796,342,664
  5. Step 5: Solve for x
    x = 28,012,117,796,342,664/189,592,256.24
  6. Step 6: Final answer
    x = 147,749,271.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.