Home / 276,299,875.58-381,465,906.39-175,884,970.50

Finding the Fourth Proportional to 276,299,875.58, 381,465,906.39 and 175,884,970.50

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Solution

The fourth proportional to 276,299,875.58, 381,465,906.39 and 175,884,970.50 is: 242,830,799.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,299,875.58 : 381,465,906.39 = 175,884,970.50 : x
  2. Step 2: Convert to fraction form
    276,299,875.58/381,465,906.39 = 175,884,970.50/x
  3. Step 3: Cross multiply
    276,299,875.58x = 381,465,906.39 × 175,884,970.50
  4. Step 4: Simplify right side
    276,299,875.58x = 67,094,119,692,160,912
  5. Step 5: Solve for x
    x = 67,094,119,692,160,912/276,299,875.58
  6. Step 6: Final answer
    x = 242,830,799.52

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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.