Home / 253,583,999.60-380,375,999.40-236,451,916.40

Finding the Fourth Proportional to 253,583,999.60, 380,375,999.40 and 236,451,916.40

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Solution

The fourth proportional to 253,583,999.60, 380,375,999.40 and 236,451,916.40 is: 354,677,874.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,583,999.60 : 380,375,999.40 = 236,451,916.40 : x
  2. Step 2: Convert to fraction form
    253,583,999.60/380,375,999.40 = 236,451,916.40/x
  3. Step 3: Cross multiply
    253,583,999.60x = 380,375,999.40 × 236,451,916.40
  4. Step 4: Simplify right side
    253,583,999.60x = 89,940,634,010,695,248
  5. Step 5: Solve for x
    x = 89,940,634,010,695,248/253,583,999.60
  6. Step 6: Final answer
    x = 354,677,874.60

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1.5x scale

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.