Home / 31,075,588,814.40-46,613,383,221.60-30,559,610,779.20

Finding the Fourth Proportional to 31,075,588,814.40, 46,613,383,221.60 and 30,559,610,779.20

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Solution

The fourth proportional to 31,075,588,814.40, 46,613,383,221.60 and 30,559,610,779.20 is: 45,839,416,168.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,075,588,814.40 : 46,613,383,221.60 = 30,559,610,779.20 : x
  2. Step 2: Convert to fraction form
    31,075,588,814.40/46,613,383,221.60 = 30,559,610,779.20/x
  3. Step 3: Cross multiply
    31,075,588,814.40x = 46,613,383,221.60 × 30,559,610,779.20
  4. Step 4: Simplify right side
    31,075,588,814.40x = 1,424,486,848,353,787,707,392
  5. Step 5: Solve for x
    x = 1,424,486,848,353,787,707,392/31,075,588,814.40
  6. Step 6: Final answer
    x = 45,839,416,168.80

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Double scale
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Similar ratio
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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.