Home / 130,464,504.30-195,564,046.05-76,584,081.90

Finding the Fourth Proportional to 130,464,504.30, 195,564,046.05 and 76,584,081.90

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Solution

The fourth proportional to 130,464,504.30, 195,564,046.05 and 76,584,081.90 is: 114,798,220.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,464,504.30 : 195,564,046.05 = 76,584,081.90 : x
  2. Step 2: Convert to fraction form
    130,464,504.30/195,564,046.05 = 76,584,081.90/x
  3. Step 3: Cross multiply
    130,464,504.30x = 195,564,046.05 × 76,584,081.90
  4. Step 4: Simplify right side
    130,464,504.30x = 14,977,092,919,388,574
  5. Step 5: Solve for x
    x = 14,977,092,919,388,574/130,464,504.30
  6. Step 6: Final answer
    x = 114,798,220.40

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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.