Home / 276,466,260.40-381,524,740.05-151,020,196.36

Finding the Fourth Proportional to 276,466,260.40, 381,524,740.05 and 151,020,196.36

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Solution

The fourth proportional to 276,466,260.40, 381,524,740.05 and 151,020,196.36 is: 208,408,581.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,466,260.40 : 381,524,740.05 = 151,020,196.36 : x
  2. Step 2: Convert to fraction form
    276,466,260.40/381,524,740.05 = 151,020,196.36/x
  3. Step 3: Cross multiply
    276,466,260.40x = 381,524,740.05 × 151,020,196.36
  4. Step 4: Simplify right side
    276,466,260.40x = 57,617,941,158,548,960
  5. Step 5: Solve for x
    x = 57,617,941,158,548,960/276,466,260.40
  6. Step 6: Final answer
    x = 208,408,581.49

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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.