Home / 394,947,834-592,803,860.76-190,619,748.24

Finding the Fourth Proportional to 394,947,834, 592,803,860.76 and 190,619,748.24

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Solution

The fourth proportional to 394,947,834, 592,803,860.76 and 190,619,748.24 is: 286,114,045.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,947,834 : 592,803,860.76 = 190,619,748.24 : x
  2. Step 2: Convert to fraction form
    394,947,834/592,803,860.76 = 190,619,748.24/x
  3. Step 3: Cross multiply
    394,947,834x = 592,803,860.76 × 190,619,748.24
  4. Step 4: Simplify right side
    394,947,834x = 113,000,122,693,771,216
  5. Step 5: Solve for x
    x = 113,000,122,693,771,216/394,947,834
  6. Step 6: Final answer
    x = 286,114,045.87

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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.