Home / 334,575,142.40-501,190,867.20-190,800,012.80

Finding the Fourth Proportional to 334,575,142.40, 501,190,867.20 and 190,800,012.80

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Solution

The fourth proportional to 334,575,142.40, 501,190,867.20 and 190,800,012.80 is: 285,816,881.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,575,142.40 : 501,190,867.20 = 190,800,012.80 : x
  2. Step 2: Convert to fraction form
    334,575,142.40/501,190,867.20 = 190,800,012.80/x
  3. Step 3: Cross multiply
    334,575,142.40x = 501,190,867.20 × 190,800,012.80
  4. Step 4: Simplify right side
    334,575,142.40x = 95,627,223,877,003,104
  5. Step 5: Solve for x
    x = 95,627,223,877,003,104/334,575,142.40
  6. Step 6: Final answer
    x = 285,816,881.65

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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.