Home / 345,186,261.91-476,357,023.22-186,416,369.59

Finding the Fourth Proportional to 345,186,261.91, 476,357,023.22 and 186,416,369.59

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Solution

The fourth proportional to 345,186,261.91, 476,357,023.22 and 186,416,369.59 is: 257,254,580.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,186,261.91 : 476,357,023.22 = 186,416,369.59 : x
  2. Step 2: Convert to fraction form
    345,186,261.91/476,357,023.22 = 186,416,369.59/x
  3. Step 3: Cross multiply
    345,186,261.91x = 476,357,023.22 × 186,416,369.59
  4. Step 4: Simplify right side
    345,186,261.91x = 88,800,746,897,371,744
  5. Step 5: Solve for x
    x = 88,800,746,897,371,744/345,186,261.91
  6. Step 6: Final answer
    x = 257,254,580.20

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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.