Home / 38,243,992,298.40-57,365,988,447.60-13,397,424,937.20

Finding the Fourth Proportional to 38,243,992,298.40, 57,365,988,447.60 and 13,397,424,937.20

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Solution

The fourth proportional to 38,243,992,298.40, 57,365,988,447.60 and 13,397,424,937.20 is: 20,096,137,405.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,243,992,298.40 : 57,365,988,447.60 = 13,397,424,937.20 : x
  2. Step 2: Convert to fraction form
    38,243,992,298.40/57,365,988,447.60 = 13,397,424,937.20/x
  3. Step 3: Cross multiply
    38,243,992,298.40x = 57,365,988,447.60 × 13,397,424,937.20
  4. Step 4: Simplify right side
    38,243,992,298.40x = 768,556,524,175,003,353,088
  5. Step 5: Solve for x
    x = 768,556,524,175,003,353,088/38,243,992,298.40
  6. Step 6: Final answer
    x = 20,096,137,405.80

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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.