Home / 18,702,559,197.12-28,057,448,162.29-6,108,031,750.86

Finding the Fourth Proportional to 18,702,559,197.12, 28,057,448,162.29 and 6,108,031,750.86

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Solution

The fourth proportional to 18,702,559,197.12, 28,057,448,162.29 and 6,108,031,750.86 is: 9,163,226,402.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,702,559,197.12 : 28,057,448,162.29 = 6,108,031,750.86 : x
  2. Step 2: Convert to fraction form
    18,702,559,197.12/28,057,448,162.29 = 6,108,031,750.86/x
  3. Step 3: Cross multiply
    18,702,559,197.12x = 28,057,448,162.29 × 6,108,031,750.86
  4. Step 4: Simplify right side
    18,702,559,197.12x = 171,375,784,223,400,296,448
  5. Step 5: Solve for x
    x = 171,375,784,223,400,296,448/18,702,559,197.12
  6. Step 6: Final answer
    x = 9,163,226,402.18

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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.