Home / 336,405,622.90-504,608,434.35-90,761,782.90

Finding the Fourth Proportional to 336,405,622.90, 504,608,434.35 and 90,761,782.90

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Solution

The fourth proportional to 336,405,622.90, 504,608,434.35 and 90,761,782.90 is: 136,142,674.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,405,622.90 : 504,608,434.35 = 90,761,782.90 : x
  2. Step 2: Convert to fraction form
    336,405,622.90/504,608,434.35 = 90,761,782.90/x
  3. Step 3: Cross multiply
    336,405,622.90x = 504,608,434.35 × 90,761,782.90
  4. Step 4: Simplify right side
    336,405,622.90x = 45,799,161,167,983,608
  5. Step 5: Solve for x
    x = 45,799,161,167,983,608/336,405,622.90
  6. Step 6: Final answer
    x = 136,142,674.35

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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.