Home / 346,695,251.56-478,445,611.68-187,930,574.35

Finding the Fourth Proportional to 346,695,251.56, 478,445,611.68 and 187,930,574.35

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Solution

The fourth proportional to 346,695,251.56, 478,445,611.68 and 187,930,574.35 is: 259,347,534.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,695,251.56 : 478,445,611.68 = 187,930,574.35 : x
  2. Step 2: Convert to fraction form
    346,695,251.56/478,445,611.68 = 187,930,574.35/x
  3. Step 3: Cross multiply
    346,695,251.56x = 478,445,611.68 × 187,930,574.35
  4. Step 4: Simplify right side
    346,695,251.56x = 89,914,558,597,063,360
  5. Step 5: Solve for x
    x = 89,914,558,597,063,360/346,695,251.56
  6. Step 6: Final answer
    x = 259,347,534.16

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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.