Home / 140,254,623.32-210,381,935.84-38,018,660.56

Finding the Fourth Proportional to 140,254,623.32, 210,381,935.84 and 38,018,660.56

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Solution

The fourth proportional to 140,254,623.32, 210,381,935.84 and 38,018,660.56 is: 57,027,991.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,254,623.32 : 210,381,935.84 = 38,018,660.56 : x
  2. Step 2: Convert to fraction form
    140,254,623.32/210,381,935.84 = 38,018,660.56/x
  3. Step 3: Cross multiply
    140,254,623.32x = 210,381,935.84 × 38,018,660.56
  4. Step 4: Simplify right side
    140,254,623.32x = 7,998,439,406,656,659
  5. Step 5: Solve for x
    x = 7,998,439,406,656,659/140,254,623.32
  6. Step 6: Final answer
    x = 57,027,991.07

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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.