Home / 186,820,634.72-257,810,936.64-102,047,823.68

Finding the Fourth Proportional to 186,820,634.72, 257,810,936.64 and 102,047,823.68

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Solution

The fourth proportional to 186,820,634.72, 257,810,936.64 and 102,047,823.68 is: 140,825,155.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,820,634.72 : 257,810,936.64 = 102,047,823.68 : x
  2. Step 2: Convert to fraction form
    186,820,634.72/257,810,936.64 = 102,047,823.68/x
  3. Step 3: Cross multiply
    186,820,634.72x = 257,810,936.64 × 102,047,823.68
  4. Step 4: Simplify right side
    186,820,634.72x = 26,309,045,005,014,372
  5. Step 5: Solve for x
    x = 26,309,045,005,014,372/186,820,634.72
  6. Step 6: Final answer
    x = 140,825,155.87

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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.