Home / 1,898,864,432.74-2,620,398,234.50-1,052,088,666.52

Finding the Fourth Proportional to 1,898,864,432.74, 2,620,398,234.50 and 1,052,088,666.52

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Solution

The fourth proportional to 1,898,864,432.74, 2,620,398,234.50 and 1,052,088,666.52 is: 1,451,863,143.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,898,864,432.74 : 2,620,398,234.50 = 1,052,088,666.52 : x
  2. Step 2: Convert to fraction form
    1,898,864,432.74/2,620,398,234.50 = 1,052,088,666.52/x
  3. Step 3: Cross multiply
    1,898,864,432.74x = 2,620,398,234.50 × 1,052,088,666.52
  4. Step 4: Simplify right side
    1,898,864,432.74x = 2,756,891,284,286,467,072
  5. Step 5: Solve for x
    x = 2,756,891,284,286,467,072/1,898,864,432.74
  6. Step 6: Final answer
    x = 1,451,863,143.44

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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.