Home / 38,243,970,530.40-57,365,955,795.60-13,397,403,169.20

Finding the Fourth Proportional to 38,243,970,530.40, 57,365,955,795.60 and 13,397,403,169.20

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Solution

The fourth proportional to 38,243,970,530.40, 57,365,955,795.60 and 13,397,403,169.20 is: 20,096,104,753.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,243,970,530.40 : 57,365,955,795.60 = 13,397,403,169.20 : x
  2. Step 2: Convert to fraction form
    38,243,970,530.40/57,365,955,795.60 = 13,397,403,169.20/x
  3. Step 3: Cross multiply
    38,243,970,530.40x = 57,365,955,795.60 × 13,397,403,169.20
  4. Step 4: Simplify right side
    38,243,970,530.40x = 768,554,837,980,158,623,744
  5. Step 5: Solve for x
    x = 768,554,837,980,158,623,744/38,243,970,530.40
  6. Step 6: Final answer
    x = 20,096,104,753.80

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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.