Home / 104,357,686.40-156,536,529.60-65,558,556.80

Finding the Fourth Proportional to 104,357,686.40, 156,536,529.60 and 65,558,556.80

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Solution

The fourth proportional to 104,357,686.40, 156,536,529.60 and 65,558,556.80 is: 98,337,835.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,357,686.40 : 156,536,529.60 = 65,558,556.80 : x
  2. Step 2: Convert to fraction form
    104,357,686.40/156,536,529.60 = 65,558,556.80/x
  3. Step 3: Cross multiply
    104,357,686.40x = 156,536,529.60 × 65,558,556.80
  4. Step 4: Simplify right side
    104,357,686.40x = 10,262,308,967,056,480
  5. Step 5: Solve for x
    x = 10,262,308,967,056,480/104,357,686.40
  6. Step 6: Final answer
    x = 98,337,835.20

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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.