Home / 343,023,495.57-473,371,393.34-186,391,080.45

Finding the Fourth Proportional to 343,023,495.57, 473,371,393.34 and 186,391,080.45

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Solution

The fourth proportional to 343,023,495.57, 473,371,393.34 and 186,391,080.45 is: 257,219,131.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,023,495.57 : 473,371,393.34 = 186,391,080.45 : x
  2. Step 2: Convert to fraction form
    343,023,495.57/473,371,393.34 = 186,391,080.45/x
  3. Step 3: Cross multiply
    343,023,495.57x = 473,371,393.34 × 186,391,080.45
  4. Step 4: Simplify right side
    343,023,495.57x = 88,232,205,459,230,496
  5. Step 5: Solve for x
    x = 88,232,205,459,230,496/343,023,495.57
  6. Step 6: Final answer
    x = 257,219,131.05

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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.