Home / 189,908,977.95-262,088,472.15-106,285,490.01

Finding the Fourth Proportional to 189,908,977.95, 262,088,472.15 and 106,285,490.01

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Solution

The fourth proportional to 189,908,977.95, 262,088,472.15 and 106,285,490.01 is: 146,681,857.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,908,977.95 : 262,088,472.15 = 106,285,490.01 : x
  2. Step 2: Convert to fraction form
    189,908,977.95/262,088,472.15 = 106,285,490.01/x
  3. Step 3: Cross multiply
    189,908,977.95x = 262,088,472.15 × 106,285,490.01
  4. Step 4: Simplify right side
    189,908,977.95x = 27,856,201,688,434,992
  5. Step 5: Solve for x
    x = 27,856,201,688,434,992/189,908,977.95
  6. Step 6: Final answer
    x = 146,681,857.75

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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.