Home / 20,598,623,998.90-30,897,935,998.35-5,089,049,854.90

Finding the Fourth Proportional to 20,598,623,998.90, 30,897,935,998.35 and 5,089,049,854.90

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Solution

The fourth proportional to 20,598,623,998.90, 30,897,935,998.35 and 5,089,049,854.90 is: 7,633,574,782.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,598,623,998.90 : 30,897,935,998.35 = 5,089,049,854.90 : x
  2. Step 2: Convert to fraction form
    20,598,623,998.90/30,897,935,998.35 = 5,089,049,854.90/x
  3. Step 3: Cross multiply
    20,598,623,998.90x = 30,897,935,998.35 × 5,089,049,854.90
  4. Step 4: Simplify right side
    20,598,623,998.90x = 157,241,136,709,112,528,896
  5. Step 5: Solve for x
    x = 157,241,136,709,112,528,896/20,598,623,998.90
  6. Step 6: Final answer
    x = 7,633,574,782.35

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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.