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Finding the Fourth Proportional to 244,699,298.40, 367,048,947.60 and 147,953,416.80

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Solution

The fourth proportional to 244,699,298.40, 367,048,947.60 and 147,953,416.80 is: 221,930,125.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,699,298.40 : 367,048,947.60 = 147,953,416.80 : x
  2. Step 2: Convert to fraction form
    244,699,298.40/367,048,947.60 = 147,953,416.80/x
  3. Step 3: Cross multiply
    244,699,298.40x = 367,048,947.60 × 147,953,416.80
  4. Step 4: Simplify right side
    244,699,298.40x = 54,306,145,930,264,168
  5. Step 5: Solve for x
    x = 54,306,145,930,264,168/244,699,298.40
  6. Step 6: Final answer
    x = 221,930,125.20

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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.