Home / 276,155,105.16-381,102,124.61-150,715,346.67

Finding the Fourth Proportional to 276,155,105.16, 381,102,124.61 and 150,715,346.67

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Solution

The fourth proportional to 276,155,105.16, 381,102,124.61 and 150,715,346.67 is: 207,991,587.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,155,105.16 : 381,102,124.61 = 150,715,346.67 : x
  2. Step 2: Convert to fraction form
    276,155,105.16/381,102,124.61 = 150,715,346.67/x
  3. Step 3: Cross multiply
    276,155,105.16x = 381,102,124.61 × 150,715,346.67
  4. Step 4: Simplify right side
    276,155,105.16x = 57,437,938,827,269,688
  5. Step 5: Solve for x
    x = 57,437,938,827,269,688/276,155,105.16
  6. Step 6: Final answer
    x = 207,991,587.89

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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.