Home / 352,575,902.40-528,863,853.60-314,280,657.60

Finding the Fourth Proportional to 352,575,902.40, 528,863,853.60 and 314,280,657.60

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Solution

The fourth proportional to 352,575,902.40, 528,863,853.60 and 314,280,657.60 is: 471,420,986.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,575,902.40 : 528,863,853.60 = 314,280,657.60 : x
  2. Step 2: Convert to fraction form
    352,575,902.40/528,863,853.60 = 314,280,657.60/x
  3. Step 3: Cross multiply
    352,575,902.40x = 528,863,853.60 × 314,280,657.60
  4. Step 4: Simplify right side
    352,575,902.40x = 166,211,679,690,278,144
  5. Step 5: Solve for x
    x = 166,211,679,690,278,144/352,575,902.40
  6. Step 6: Final answer
    x = 471,420,986.40

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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.