Home / 610,923,722.21-843,102,498.72-360,038,702.69

Finding the Fourth Proportional to 610,923,722.21, 843,102,498.72 and 360,038,702.69

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Solution

The fourth proportional to 610,923,722.21, 843,102,498.72 and 360,038,702.69 is: 496,869,770.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,923,722.21 : 843,102,498.72 = 360,038,702.69 : x
  2. Step 2: Convert to fraction form
    610,923,722.21/843,102,498.72 = 360,038,702.69/x
  3. Step 3: Cross multiply
    610,923,722.21x = 843,102,498.72 × 360,038,702.69
  4. Step 4: Simplify right side
    610,923,722.21x = 303,549,529,869,630,656
  5. Step 5: Solve for x
    x = 303,549,529,869,630,656/610,923,722.21
  6. Step 6: Final answer
    x = 496,869,770.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.