Home / 527,290,887.69-791,089,909.52-236,089,909.18

Finding the Fourth Proportional to 527,290,887.69, 791,089,909.52 and 236,089,909.18

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Solution

The fourth proportional to 527,290,887.69, 791,089,909.52 and 236,089,909.18 is: 354,203,626.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,290,887.69 : 791,089,909.52 = 236,089,909.18 : x
  2. Step 2: Convert to fraction form
    527,290,887.69/791,089,909.52 = 236,089,909.18/x
  3. Step 3: Cross multiply
    527,290,887.69x = 791,089,909.52 × 236,089,909.18
  4. Step 4: Simplify right side
    527,290,887.69x = 186,768,344,891,718,752
  5. Step 5: Solve for x
    x = 186,768,344,891,718,752/527,290,887.69
  6. Step 6: Final answer
    x = 354,203,626.98

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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.