Home / 21,266,262,488.40-31,899,393,732.60-21,266,262,488.40

Finding the Fourth Proportional to 21,266,262,488.40, 31,899,393,732.60 and 21,266,262,488.40

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Solution

The fourth proportional to 21,266,262,488.40, 31,899,393,732.60 and 21,266,262,488.40 is: 31,899,393,732.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,266,262,488.40 : 31,899,393,732.60 = 21,266,262,488.40 : x
  2. Step 2: Convert to fraction form
    21,266,262,488.40/31,899,393,732.60 = 21,266,262,488.40/x
  3. Step 3: Cross multiply
    21,266,262,488.40x = 31,899,393,732.60 × 21,266,262,488.40
  4. Step 4: Simplify right side
    21,266,262,488.40x = 678,380,880,338,293,489,664
  5. Step 5: Solve for x
    x = 678,380,880,338,293,489,664/21,266,262,488.40
  6. Step 6: Final answer
    x = 31,899,393,732.60

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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.