Home / 38,328,042.80-57,492,064.20-30,769,770.80

Finding the Fourth Proportional to 38,328,042.80, 57,492,064.20 and 30,769,770.80

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Solution

The fourth proportional to 38,328,042.80, 57,492,064.20 and 30,769,770.80 is: 46,154,656.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,328,042.80 : 57,492,064.20 = 30,769,770.80 : x
  2. Step 2: Convert to fraction form
    38,328,042.80/57,492,064.20 = 30,769,770.80/x
  3. Step 3: Cross multiply
    38,328,042.80x = 57,492,064.20 × 30,769,770.80
  4. Step 4: Simplify right side
    38,328,042.80x = 1,769,017,638,252,885.50
  5. Step 5: Solve for x
    x = 1,769,017,638,252,885.50/38,328,042.80
  6. Step 6: Final answer
    x = 46,154,656.20

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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.