Home / 245,280,774.70-367,921,162.05-190,861,216.30

Finding the Fourth Proportional to 245,280,774.70, 367,921,162.05 and 190,861,216.30

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Solution

The fourth proportional to 245,280,774.70, 367,921,162.05 and 190,861,216.30 is: 286,291,824.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,280,774.70 : 367,921,162.05 = 190,861,216.30 : x
  2. Step 2: Convert to fraction form
    245,280,774.70/367,921,162.05 = 190,861,216.30/x
  3. Step 3: Cross multiply
    245,280,774.70x = 367,921,162.05 × 190,861,216.30
  4. Step 4: Simplify right side
    245,280,774.70x = 70,221,880,491,372,408
  5. Step 5: Solve for x
    x = 70,221,880,491,372,408/245,280,774.70
  6. Step 6: Final answer
    x = 286,291,824.45

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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.