Home / 18,278,078,483.67-27,418,996,303.71-6,326,311,281.72

Finding the Fourth Proportional to 18,278,078,483.67, 27,418,996,303.71 and 6,326,311,281.72

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Solution

The fourth proportional to 18,278,078,483.67, 27,418,996,303.71 and 6,326,311,281.72 is: 9,490,117,126.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,278,078,483.67 : 27,418,996,303.71 = 6,326,311,281.72 : x
  2. Step 2: Convert to fraction form
    18,278,078,483.67/27,418,996,303.71 = 6,326,311,281.72/x
  3. Step 3: Cross multiply
    18,278,078,483.67x = 27,418,996,303.71 × 6,326,311,281.72
  4. Step 4: Simplify right side
    18,278,078,483.67x = 173,461,105,649,599,545,344
  5. Step 5: Solve for x
    x = 173,461,105,649,599,545,344/18,278,078,483.67
  6. Step 6: Final answer
    x = 9,490,117,126.07

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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.