Home / 195,722,623.37-293,698,416.30-72,985,733.93

Finding the Fourth Proportional to 195,722,623.37, 293,698,416.30 and 72,985,733.93

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Solution

The fourth proportional to 195,722,623.37, 293,698,416.30 and 72,985,733.93 is: 109,521,291.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,722,623.37 : 293,698,416.30 = 72,985,733.93 : x
  2. Step 2: Convert to fraction form
    195,722,623.37/293,698,416.30 = 72,985,733.93/x
  3. Step 3: Cross multiply
    195,722,623.37x = 293,698,416.30 × 72,985,733.93
  4. Step 4: Simplify right side
    195,722,623.37x = 21,435,794,466,265,684
  5. Step 5: Solve for x
    x = 21,435,794,466,265,684/195,722,623.37
  6. Step 6: Final answer
    x = 109,521,291.40

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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.