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Finding the Fourth Proportional to 233,469,703.60, 349,700,670.60 and 193,158,919.60

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Solution

The fourth proportional to 233,469,703.60, 349,700,670.60 and 193,158,919.60 is: 289,321,495.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,469,703.60 : 349,700,670.60 = 193,158,919.60 : x
  2. Step 2: Convert to fraction form
    233,469,703.60/349,700,670.60 = 193,158,919.60/x
  3. Step 3: Cross multiply
    233,469,703.60x = 349,700,670.60 × 193,158,919.60
  4. Step 4: Simplify right side
    233,469,703.60x = 67,547,803,716,491,488
  5. Step 5: Solve for x
    x = 67,547,803,716,491,488/233,469,703.60
  6. Step 6: Final answer
    x = 289,321,495.14

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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.