Home / 701,725,514.40-1,051,454,530.80-442,476,784.80

Finding the Fourth Proportional to 701,725,514.40, 1,051,454,530.80 and 442,476,784.80

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Solution

The fourth proportional to 701,725,514.40, 1,051,454,530.80 and 442,476,784.80 is: 663,000,290.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,725,514.40 : 1,051,454,530.80 = 442,476,784.80 : x
  2. Step 2: Convert to fraction form
    701,725,514.40/1,051,454,530.80 = 442,476,784.80/x
  3. Step 3: Cross multiply
    701,725,514.40x = 1,051,454,530.80 × 442,476,784.80
  4. Step 4: Simplify right side
    701,725,514.40x = 465,244,220,151,776,576
  5. Step 5: Solve for x
    x = 465,244,220,151,776,576/701,725,514.40
  6. Step 6: Final answer
    x = 663,000,290.86

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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.