Home / 195,722,624.37-293,698,417.80-72,985,734.93

Finding the Fourth Proportional to 195,722,624.37, 293,698,417.80 and 72,985,734.93

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Solution

The fourth proportional to 195,722,624.37, 293,698,417.80 and 72,985,734.93 is: 109,521,292.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,722,624.37 : 293,698,417.80 = 72,985,734.93 : x
  2. Step 2: Convert to fraction form
    195,722,624.37/293,698,417.80 = 72,985,734.93/x
  3. Step 3: Cross multiply
    195,722,624.37x = 293,698,417.80 × 72,985,734.93
  4. Step 4: Simplify right side
    195,722,624.37x = 21,435,794,870,911,196
  5. Step 5: Solve for x
    x = 21,435,794,870,911,196/195,722,624.37
  6. Step 6: Final answer
    x = 109,521,292.90

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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.