Home / 18,379,614,732.71-25,363,198,700.98-10,240,997,636.93

Finding the Fourth Proportional to 18,379,614,732.71, 25,363,198,700.98 and 10,240,997,636.93

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Solution

The fourth proportional to 18,379,614,732.71, 25,363,198,700.98 and 10,240,997,636.93 is: 14,132,203,625.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,379,614,732.71 : 25,363,198,700.98 = 10,240,997,636.93 : x
  2. Step 2: Convert to fraction form
    18,379,614,732.71/25,363,198,700.98 = 10,240,997,636.93/x
  3. Step 3: Cross multiply
    18,379,614,732.71x = 25,363,198,700.98 × 10,240,997,636.93
  4. Step 4: Simplify right side
    18,379,614,732.71x = 259,744,457,961,574,924,288
  5. Step 5: Solve for x
    x = 259,744,457,961,574,924,288/18,379,614,732.71
  6. Step 6: Final answer
    x = 14,132,203,625.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.