Home / 130,471,119.40-195,706,679.10-39,594,562.60

Finding the Fourth Proportional to 130,471,119.40, 195,706,679.10 and 39,594,562.60

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Solution

The fourth proportional to 130,471,119.40, 195,706,679.10 and 39,594,562.60 is: 59,391,843.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,471,119.40 : 195,706,679.10 = 39,594,562.60 : x
  2. Step 2: Convert to fraction form
    130,471,119.40/195,706,679.10 = 39,594,562.60/x
  3. Step 3: Cross multiply
    130,471,119.40x = 195,706,679.10 × 39,594,562.60
  4. Step 4: Simplify right side
    130,471,119.40x = 7,748,920,356,863,062
  5. Step 5: Solve for x
    x = 7,748,920,356,863,062/130,471,119.40
  6. Step 6: Final answer
    x = 59,391,843.90

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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.