Home / 136,076,738.40-204,115,107.60-130,408,034.40

Finding the Fourth Proportional to 136,076,738.40, 204,115,107.60 and 130,408,034.40

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Solution

The fourth proportional to 136,076,738.40, 204,115,107.60 and 130,408,034.40 is: 195,612,051.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,076,738.40 : 204,115,107.60 = 130,408,034.40 : x
  2. Step 2: Convert to fraction form
    136,076,738.40/204,115,107.60 = 130,408,034.40/x
  3. Step 3: Cross multiply
    136,076,738.40x = 204,115,107.60 × 130,408,034.40
  4. Step 4: Simplify right side
    136,076,738.40x = 26,618,249,973,460,500
  5. Step 5: Solve for x
    x = 26,618,249,973,460,500/136,076,738.40
  6. Step 6: Final answer
    x = 195,612,051.60

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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.