Home / 164,267,297.76-226,688,875.44-90,928,439.76

Finding the Fourth Proportional to 164,267,297.76, 226,688,875.44 and 90,928,439.76

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Solution

The fourth proportional to 164,267,297.76, 226,688,875.44 and 90,928,439.76 is: 125,481,249.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,267,297.76 : 226,688,875.44 = 90,928,439.76 : x
  2. Step 2: Convert to fraction form
    164,267,297.76/226,688,875.44 = 90,928,439.76/x
  3. Step 3: Cross multiply
    164,267,297.76x = 226,688,875.44 × 90,928,439.76
  4. Step 4: Simplify right side
    164,267,297.76x = 20,612,465,754,708,184
  5. Step 5: Solve for x
    x = 20,612,465,754,708,184/164,267,297.76
  6. Step 6: Final answer
    x = 125,481,249.38

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1.5x scale

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.