Home / 340,157,726.29-469,167,044.41-256,529,381.23

Finding the Fourth Proportional to 340,157,726.29, 469,167,044.41 and 256,529,381.23

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Solution

The fourth proportional to 340,157,726.29, 469,167,044.41 and 256,529,381.23 is: 353,821,543.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,157,726.29 : 469,167,044.41 = 256,529,381.23 : x
  2. Step 2: Convert to fraction form
    340,157,726.29/469,167,044.41 = 256,529,381.23/x
  3. Step 3: Cross multiply
    340,157,726.29x = 469,167,044.41 × 256,529,381.23
  4. Step 4: Simplify right side
    340,157,726.29x = 120,355,131,596,005,232
  5. Step 5: Solve for x
    x = 120,355,131,596,005,232/340,157,726.29
  6. Step 6: Final answer
    x = 353,821,543.05

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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.