Home / 127,119,312.10-190,680,739.68-36,242,901.10

Finding the Fourth Proportional to 127,119,312.10, 190,680,739.68 and 36,242,901.10

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Solution

The fourth proportional to 127,119,312.10, 190,680,739.68 and 36,242,901.10 is: 54,364,856.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,119,312.10 : 190,680,739.68 = 36,242,901.10 : x
  2. Step 2: Convert to fraction form
    127,119,312.10/190,680,739.68 = 36,242,901.10/x
  3. Step 3: Cross multiply
    127,119,312.10x = 190,680,739.68 × 36,242,901.10
  4. Step 4: Simplify right side
    127,119,312.10x = 6,910,823,189,897,086
  5. Step 5: Solve for x
    x = 6,910,823,189,897,086/127,119,312.10
  6. Step 6: Final answer
    x = 54,364,856.73

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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.