Home / 598,766,299.20-898,149,448.80-368,994,830.40

Finding the Fourth Proportional to 598,766,299.20, 898,149,448.80 and 368,994,830.40

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Solution

The fourth proportional to 598,766,299.20, 898,149,448.80 and 368,994,830.40 is: 553,492,245.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,766,299.20 : 898,149,448.80 = 368,994,830.40 : x
  2. Step 2: Convert to fraction form
    598,766,299.20/898,149,448.80 = 368,994,830.40/x
  3. Step 3: Cross multiply
    598,766,299.20x = 898,149,448.80 × 368,994,830.40
  4. Step 4: Simplify right side
    598,766,299.20x = 331,412,503,533,809,472
  5. Step 5: Solve for x
    x = 331,412,503,533,809,472/598,766,299.20
  6. Step 6: Final answer
    x = 553,492,245.60

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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.