Home / 20,194,758,040.70-30,292,137,061.05-9,708,576,805.10

Finding the Fourth Proportional to 20,194,758,040.70, 30,292,137,061.05 and 9,708,576,805.10

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Solution

The fourth proportional to 20,194,758,040.70, 30,292,137,061.05 and 9,708,576,805.10 is: 14,562,865,207.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,194,758,040.70 : 30,292,137,061.05 = 9,708,576,805.10 : x
  2. Step 2: Convert to fraction form
    20,194,758,040.70/30,292,137,061.05 = 9,708,576,805.10/x
  3. Step 3: Cross multiply
    20,194,758,040.70x = 30,292,137,061.05 × 9,708,576,805.10
  4. Step 4: Simplify right side
    20,194,758,040.70x = 294,093,539,247,820,111,872
  5. Step 5: Solve for x
    x = 294,093,539,247,820,111,872/20,194,758,040.70
  6. Step 6: Final answer
    x = 14,562,865,207.65

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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.