Home / 18,702,559,194.87-28,057,448,158.91-6,108,031,748.61

Finding the Fourth Proportional to 18,702,559,194.87, 28,057,448,158.91 and 6,108,031,748.61

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Solution

The fourth proportional to 18,702,559,194.87, 28,057,448,158.91 and 6,108,031,748.61 is: 9,163,226,398.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,702,559,194.87 : 28,057,448,158.91 = 6,108,031,748.61 : x
  2. Step 2: Convert to fraction form
    18,702,559,194.87/28,057,448,158.91 = 6,108,031,748.61/x
  3. Step 3: Cross multiply
    18,702,559,194.87x = 28,057,448,158.91 × 6,108,031,748.61
  4. Step 4: Simplify right side
    18,702,559,194.87x = 171,375,784,139,570,905,088
  5. Step 5: Solve for x
    x = 171,375,784,139,570,905,088/18,702,559,194.87
  6. Step 6: Final answer
    x = 9,163,226,398.80

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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.