Home / 179,139,983.08-247,205,224.95-99,759,139.13

Finding the Fourth Proportional to 179,139,983.08, 247,205,224.95 and 99,759,139.13

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Solution

The fourth proportional to 179,139,983.08, 247,205,224.95 and 99,759,139.13 is: 137,663,183.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,139,983.08 : 247,205,224.95 = 99,759,139.13 : x
  2. Step 2: Convert to fraction form
    179,139,983.08/247,205,224.95 = 99,759,139.13/x
  3. Step 3: Cross multiply
    179,139,983.08x = 247,205,224.95 × 99,759,139.13
  4. Step 4: Simplify right side
    179,139,983.08x = 24,660,980,429,449,996
  5. Step 5: Solve for x
    x = 24,660,980,429,449,996/179,139,983.08
  6. Step 6: Final answer
    x = 137,663,183.87

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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.