Home / 343,023,514.57-473,371,419.49-186,391,099.45

Finding the Fourth Proportional to 343,023,514.57, 473,371,419.49 and 186,391,099.45

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Solution

The fourth proportional to 343,023,514.57, 473,371,419.49 and 186,391,099.45 is: 257,219,157.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,023,514.57 : 473,371,419.49 = 186,391,099.45 : x
  2. Step 2: Convert to fraction form
    343,023,514.57/473,371,419.49 = 186,391,099.45/x
  3. Step 3: Cross multiply
    343,023,514.57x = 473,371,419.49 × 186,391,099.45
  4. Step 4: Simplify right side
    343,023,514.57x = 88,232,219,326,948,256
  5. Step 5: Solve for x
    x = 88,232,219,326,948,256/343,023,514.57
  6. Step 6: Final answer
    x = 257,219,157.23

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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.