Home / 448,492,250.91-672,719,210.23-153,413,756.41

Finding the Fourth Proportional to 448,492,250.91, 672,719,210.23 and 153,413,756.41

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Solution

The fourth proportional to 448,492,250.91, 672,719,210.23 and 153,413,756.41 is: 230,114,078.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,492,250.91 : 672,719,210.23 = 153,413,756.41 : x
  2. Step 2: Convert to fraction form
    448,492,250.91/672,719,210.23 = 153,413,756.41/x
  3. Step 3: Cross multiply
    448,492,250.91x = 672,719,210.23 × 153,413,756.41
  4. Step 4: Simplify right side
    448,492,250.91x = 103,204,381,047,414,976
  5. Step 5: Solve for x
    x = 103,204,381,047,414,976/448,492,250.91
  6. Step 6: Final answer
    x = 230,114,078.53

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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.