Home / 614,157,054.20-921,235,581.30-199,633,074.20

Finding the Fourth Proportional to 614,157,054.20, 921,235,581.30 and 199,633,074.20

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Solution

The fourth proportional to 614,157,054.20, 921,235,581.30 and 199,633,074.20 is: 299,449,611.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,157,054.20 : 921,235,581.30 = 199,633,074.20 : x
  2. Step 2: Convert to fraction form
    614,157,054.20/921,235,581.30 = 199,633,074.20/x
  3. Step 3: Cross multiply
    614,157,054.20x = 921,235,581.30 × 199,633,074.20
  4. Step 4: Simplify right side
    614,157,054.20x = 183,909,091,157,343,008
  5. Step 5: Solve for x
    x = 183,909,091,157,343,008/614,157,054.20
  6. Step 6: Final answer
    x = 299,449,611.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.