Home / 95,005,114.40-142,395,697.20-71,042,592.80

Finding the Fourth Proportional to 95,005,114.40, 142,395,697.20 and 71,042,592.80

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Solution

The fourth proportional to 95,005,114.40, 142,395,697.20 and 71,042,592.80 is: 106,480,157.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,005,114.40 : 142,395,697.20 = 71,042,592.80 : x
  2. Step 2: Convert to fraction form
    95,005,114.40/142,395,697.20 = 71,042,592.80/x
  3. Step 3: Cross multiply
    95,005,114.40x = 142,395,697.20 × 71,042,592.80
  4. Step 4: Simplify right side
    95,005,114.40x = 10,116,159,532,651,698
  5. Step 5: Solve for x
    x = 10,116,159,532,651,698/95,005,114.40
  6. Step 6: Final answer
    x = 106,480,157.37

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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.