Home / 185,800,989.49-256,421,703.16-102,183,856.61

Finding the Fourth Proportional to 185,800,989.49, 256,421,703.16 and 102,183,856.61

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Solution

The fourth proportional to 185,800,989.49, 256,421,703.16 and 102,183,856.61 is: 141,022,707.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,800,989.49 : 256,421,703.16 = 102,183,856.61 : x
  2. Step 2: Convert to fraction form
    185,800,989.49/256,421,703.16 = 102,183,856.61/x
  3. Step 3: Cross multiply
    185,800,989.49x = 256,421,703.16 × 102,183,856.61
  4. Step 4: Simplify right side
    185,800,989.49x = 26,202,158,546,111,316
  5. Step 5: Solve for x
    x = 26,202,158,546,111,316/185,800,989.49
  6. Step 6: Final answer
    x = 141,022,707.25

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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.