Home / 186,072,139.92-256,774,859.91-102,439,435.59

Finding the Fourth Proportional to 186,072,139.92, 256,774,859.91 and 102,439,435.59

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Solution

The fourth proportional to 186,072,139.92, 256,774,859.91 and 102,439,435.59 is: 141,363,837.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,072,139.92 : 256,774,859.91 = 102,439,435.59 : x
  2. Step 2: Convert to fraction form
    186,072,139.92/256,774,859.91 = 102,439,435.59/x
  3. Step 3: Cross multiply
    186,072,139.92x = 256,774,859.91 × 102,439,435.59
  4. Step 4: Simplify right side
    186,072,139.92x = 26,303,871,723,844,624
  5. Step 5: Solve for x
    x = 26,303,871,723,844,624/186,072,139.92
  6. Step 6: Final answer
    x = 141,363,837.36

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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.