Home / 127,650,828,271.10-191,476,242,406.65-75,408,052,207.10

Finding the Fourth Proportional to 127,650,828,271.10, 191,476,242,406.65 and 75,408,052,207.10

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Solution

The fourth proportional to 127,650,828,271.10, 191,476,242,406.65 and 75,408,052,207.10 is: 113,112,078,310.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,650,828,271.10 : 191,476,242,406.65 = 75,408,052,207.10 : x
  2. Step 2: Convert to fraction form
    127,650,828,271.10/191,476,242,406.65 = 75,408,052,207.10/x
  3. Step 3: Cross multiply
    127,650,828,271.10x = 191,476,242,406.65 × 75,408,052,207.10
  4. Step 4: Simplify right side
    127,650,828,271.10x = 14,438,850,483,819,999,395,840
  5. Step 5: Solve for x
    x = 14,438,850,483,819,999,395,840/127,650,828,271.10
  6. Step 6: Final answer
    x = 113,112,078,310.65

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Double scale
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Similar ratio
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1.5x scale

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.