Home / 27,081,842,189.22-40,587,425,115.47-15,129,611,756.21

Finding the Fourth Proportional to 27,081,842,189.22, 40,587,425,115.47 and 15,129,611,756.21

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Solution

The fourth proportional to 27,081,842,189.22, 40,587,425,115.47 and 15,129,611,756.21 is: 22,674,675,522.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,081,842,189.22 : 40,587,425,115.47 = 15,129,611,756.21 : x
  2. Step 2: Convert to fraction form
    27,081,842,189.22/40,587,425,115.47 = 15,129,611,756.21/x
  3. Step 3: Cross multiply
    27,081,842,189.22x = 40,587,425,115.47 × 15,129,611,756.21
  4. Step 4: Simplify right side
    27,081,842,189.22x = 614,071,984,181,110,505,472
  5. Step 5: Solve for x
    x = 614,071,984,181,110,505,472/27,081,842,189.22
  6. Step 6: Final answer
    x = 22,674,675,522.10

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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.