Home / 402,408,077.80-603,612,116.70-334,383,629.80

Finding the Fourth Proportional to 402,408,077.80, 603,612,116.70 and 334,383,629.80

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Solution

The fourth proportional to 402,408,077.80, 603,612,116.70 and 334,383,629.80 is: 501,575,444.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,408,077.80 : 603,612,116.70 = 334,383,629.80 : x
  2. Step 2: Convert to fraction form
    402,408,077.80/603,612,116.70 = 334,383,629.80/x
  3. Step 3: Cross multiply
    402,408,077.80x = 603,612,116.70 × 334,383,629.80
  4. Step 4: Simplify right side
    402,408,077.80x = 201,838,010,573,407,232
  5. Step 5: Solve for x
    x = 201,838,010,573,407,232/402,408,077.80
  6. Step 6: Final answer
    x = 501,575,444.70

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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.