Home / 273,133,649.16-409,989,225.78-266,965,389

Finding the Fourth Proportional to 273,133,649.16, 409,989,225.78 and 266,965,389

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Solution

The fourth proportional to 273,133,649.16, 409,989,225.78 and 266,965,389 is: 400,730,314.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,133,649.16 : 409,989,225.78 = 266,965,389 : x
  2. Step 2: Convert to fraction form
    273,133,649.16/409,989,225.78 = 266,965,389/x
  3. Step 3: Cross multiply
    273,133,649.16x = 409,989,225.78 × 266,965,389
  4. Step 4: Simplify right side
    273,133,649.16x = 109,452,933,146,166,528
  5. Step 5: Solve for x
    x = 109,452,933,146,166,528/273,133,649.16
  6. Step 6: Final answer
    x = 400,730,314.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.