Home / 21,559,696,567.60-32,351,638,086.60-9,135,912,938.80

Finding the Fourth Proportional to 21,559,696,567.60, 32,351,638,086.60 and 9,135,912,938.80

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Solution

The fourth proportional to 21,559,696,567.60, 32,351,638,086.60 and 9,135,912,938.80 is: 13,708,993,911.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,559,696,567.60 : 32,351,638,086.60 = 9,135,912,938.80 : x
  2. Step 2: Convert to fraction form
    21,559,696,567.60/32,351,638,086.60 = 9,135,912,938.80/x
  3. Step 3: Cross multiply
    21,559,696,567.60x = 32,351,638,086.60 × 9,135,912,938.80
  4. Step 4: Simplify right side
    21,559,696,567.60x = 295,561,748,986,743,750,656
  5. Step 5: Solve for x
    x = 295,561,748,986,743,750,656/21,559,696,567.60
  6. Step 6: Final answer
    x = 13,708,993,911.86

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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.