Home / 1,073,736,488.01-1,481,733,128.84-621,633,520.86

Finding the Fourth Proportional to 1,073,736,488.01, 1,481,733,128.84 and 621,633,520.86

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Solution

The fourth proportional to 1,073,736,488.01, 1,481,733,128.84 and 621,633,520.86 is: 857,840,813.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,736,488.01 : 1,481,733,128.84 = 621,633,520.86 : x
  2. Step 2: Convert to fraction form
    1,073,736,488.01/1,481,733,128.84 = 621,633,520.86/x
  3. Step 3: Cross multiply
    1,073,736,488.01x = 1,481,733,128.84 × 621,633,520.86
  4. Step 4: Simplify right side
    1,073,736,488.01x = 921,094,981,847,048,576
  5. Step 5: Solve for x
    x = 921,094,981,847,048,576/1,073,736,488.01
  6. Step 6: Final answer
    x = 857,840,813.02

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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.