Home / 110,595,420.80-165,893,131.20-38,799,094.40

Finding the Fourth Proportional to 110,595,420.80, 165,893,131.20 and 38,799,094.40

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Solution

The fourth proportional to 110,595,420.80, 165,893,131.20 and 38,799,094.40 is: 58,198,641.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,595,420.80 : 165,893,131.20 = 38,799,094.40 : x
  2. Step 2: Convert to fraction form
    110,595,420.80/165,893,131.20 = 38,799,094.40/x
  3. Step 3: Cross multiply
    110,595,420.80x = 165,893,131.20 × 38,799,094.40
  4. Step 4: Simplify right side
    110,595,420.80x = 6,436,503,257,740,385
  5. Step 5: Solve for x
    x = 6,436,503,257,740,385/110,595,420.80
  6. Step 6: Final answer
    x = 58,198,641.60

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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.