Home / 29,592,771,765.86-40,871,733,240.09-20,060,774,909.62

Finding the Fourth Proportional to 29,592,771,765.86, 40,871,733,240.09 and 20,060,774,909.62

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Solution

The fourth proportional to 29,592,771,765.86, 40,871,733,240.09 and 20,060,774,909.62 is: 27,706,719,978.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,592,771,765.86 : 40,871,733,240.09 = 20,060,774,909.62 : x
  2. Step 2: Convert to fraction form
    29,592,771,765.86/40,871,733,240.09 = 20,060,774,909.62/x
  3. Step 3: Cross multiply
    29,592,771,765.86x = 40,871,733,240.09 × 20,060,774,909.62
  4. Step 4: Simplify right side
    29,592,771,765.86x = 819,918,640,695,702,978,560
  5. Step 5: Solve for x
    x = 819,918,640,695,702,978,560/29,592,771,765.86
  6. Step 6: Final answer
    x = 27,706,719,978.21

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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.