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Finding the Fourth Proportional to 488,360,605.40, 732,540,908.10 and 333,392,409.80

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Solution

The fourth proportional to 488,360,605.40, 732,540,908.10 and 333,392,409.80 is: 500,088,614.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,360,605.40 : 732,540,908.10 = 333,392,409.80 : x
  2. Step 2: Convert to fraction form
    488,360,605.40/732,540,908.10 = 333,392,409.80/x
  3. Step 3: Cross multiply
    488,360,605.40x = 732,540,908.10 × 333,392,409.80
  4. Step 4: Simplify right side
    488,360,605.40x = 244,223,578,628,539,360
  5. Step 5: Solve for x
    x = 244,223,578,628,539,360/488,360,605.40
  6. Step 6: Final answer
    x = 500,088,614.70

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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.