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Finding the Fourth Proportional to 614,681,280.80, 848,262,705.70 and 332,423,715.48

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Solution

The fourth proportional to 614,681,280.80, 848,262,705.70 and 332,423,715.48 is: 458,746,100.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,681,280.80 : 848,262,705.70 = 332,423,715.48 : x
  2. Step 2: Convert to fraction form
    614,681,280.80/848,262,705.70 = 332,423,715.48/x
  3. Step 3: Cross multiply
    614,681,280.80x = 848,262,705.70 × 332,423,715.48
  4. Step 4: Simplify right side
    614,681,280.80x = 281,982,640,331,080,736
  5. Step 5: Solve for x
    x = 281,982,640,331,080,736/614,681,280.80
  6. Step 6: Final answer
    x = 458,746,100.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.