Home / 626,713,610.40-940,070,415.60-195,891,415.20

Finding the Fourth Proportional to 626,713,610.40, 940,070,415.60 and 195,891,415.20

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Solution

The fourth proportional to 626,713,610.40, 940,070,415.60 and 195,891,415.20 is: 293,837,122.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,713,610.40 : 940,070,415.60 = 195,891,415.20 : x
  2. Step 2: Convert to fraction form
    626,713,610.40/940,070,415.60 = 195,891,415.20/x
  3. Step 3: Cross multiply
    626,713,610.40x = 940,070,415.60 × 195,891,415.20
  4. Step 4: Simplify right side
    626,713,610.40x = 184,151,724,099,536,160
  5. Step 5: Solve for x
    x = 184,151,724,099,536,160/626,713,610.40
  6. Step 6: Final answer
    x = 293,837,122.80

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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.