Home / 130,605,311.24-195,936,310.40-39,726,538.28

Finding the Fourth Proportional to 130,605,311.24, 195,936,310.40 and 39,726,538.28

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Solution

The fourth proportional to 130,605,311.24, 195,936,310.40 and 39,726,538.28 is: 59,598,428.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,605,311.24 : 195,936,310.40 = 39,726,538.28 : x
  2. Step 2: Convert to fraction form
    130,605,311.24/195,936,310.40 = 39,726,538.28/x
  3. Step 3: Cross multiply
    130,605,311.24x = 195,936,310.40 × 39,726,538.28
  4. Step 4: Simplify right side
    130,605,311.24x = 7,783,871,335,547,563
  5. Step 5: Solve for x
    x = 7,783,871,335,547,563/130,605,311.24
  6. Step 6: Final answer
    x = 59,598,428.74

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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.