Home / 352,272,045.60-528,408,068.40-109,903,456.80

Finding the Fourth Proportional to 352,272,045.60, 528,408,068.40 and 109,903,456.80

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Solution

The fourth proportional to 352,272,045.60, 528,408,068.40 and 109,903,456.80 is: 164,855,185.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,272,045.60 : 528,408,068.40 = 109,903,456.80 : x
  2. Step 2: Convert to fraction form
    352,272,045.60/528,408,068.40 = 109,903,456.80/x
  3. Step 3: Cross multiply
    352,272,045.60x = 528,408,068.40 × 109,903,456.80
  4. Step 4: Simplify right side
    352,272,045.60x = 58,073,873,318,170,840
  5. Step 5: Solve for x
    x = 58,073,873,318,170,840/352,272,045.60
  6. Step 6: Final answer
    x = 164,855,185.20

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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.