Home / 340,505,783.40-510,830,408.70-110,456,905.80

Finding the Fourth Proportional to 340,505,783.40, 510,830,408.70 and 110,456,905.80

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Solution

The fourth proportional to 340,505,783.40, 510,830,408.70 and 110,456,905.80 is: 165,708,628.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,505,783.40 : 510,830,408.70 = 110,456,905.80 : x
  2. Step 2: Convert to fraction form
    340,505,783.40/510,830,408.70 = 110,456,905.80/x
  3. Step 3: Cross multiply
    340,505,783.40x = 510,830,408.70 × 110,456,905.80
  4. Step 4: Simplify right side
    340,505,783.40x = 56,424,746,333,551,400
  5. Step 5: Solve for x
    x = 56,424,746,333,551,400/340,505,783.40
  6. Step 6: Final answer
    x = 165,708,628.41

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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.