Home / 130,377,827.40-195,566,741.10-39,505,936.20

Finding the Fourth Proportional to 130,377,827.40, 195,566,741.10 and 39,505,936.20

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Solution

The fourth proportional to 130,377,827.40, 195,566,741.10 and 39,505,936.20 is: 59,258,904.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,377,827.40 : 195,566,741.10 = 39,505,936.20 : x
  2. Step 2: Convert to fraction form
    130,377,827.40/195,566,741.10 = 39,505,936.20/x
  3. Step 3: Cross multiply
    130,377,827.40x = 195,566,741.10 × 39,505,936.20
  4. Step 4: Simplify right side
    130,377,827.40x = 7,726,047,196,738,518
  5. Step 5: Solve for x
    x = 7,726,047,196,738,518/130,377,827.40
  6. Step 6: Final answer
    x = 59,258,904.30

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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.