Home / 15,041,253,683.90-20,757,118,174.54-8,267,811,784.40

Finding the Fourth Proportional to 15,041,253,683.90, 20,757,118,174.54 and 8,267,811,784.40

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Solution

The fourth proportional to 15,041,253,683.90, 20,757,118,174.54 and 8,267,811,784.40 is: 11,409,683,651.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,041,253,683.90 : 20,757,118,174.54 = 8,267,811,784.40 : x
  2. Step 2: Convert to fraction form
    15,041,253,683.90/20,757,118,174.54 = 8,267,811,784.40/x
  3. Step 3: Cross multiply
    15,041,253,683.90x = 20,757,118,174.54 × 8,267,811,784.40
  4. Step 4: Simplify right side
    15,041,253,683.90x = 171,615,946,253,645,217,792
  5. Step 5: Solve for x
    x = 171,615,946,253,645,217,792/15,041,253,683.90
  6. Step 6: Final answer
    x = 11,409,683,651.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.