Home / 38,243,971,214.40-57,365,956,821.60-13,397,403,853.20

Finding the Fourth Proportional to 38,243,971,214.40, 57,365,956,821.60 and 13,397,403,853.20

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Solution

The fourth proportional to 38,243,971,214.40, 57,365,956,821.60 and 13,397,403,853.20 is: 20,096,105,779.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,243,971,214.40 : 57,365,956,821.60 = 13,397,403,853.20 : x
  2. Step 2: Convert to fraction form
    38,243,971,214.40/57,365,956,821.60 = 13,397,403,853.20/x
  3. Step 3: Cross multiply
    38,243,971,214.40x = 57,365,956,821.60 × 13,397,403,853.20
  4. Step 4: Simplify right side
    38,243,971,214.40x = 768,554,890,964,208,713,728
  5. Step 5: Solve for x
    x = 768,554,890,964,208,713,728/38,243,971,214.40
  6. Step 6: Final answer
    x = 20,096,105,779.80

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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.