Home / 755,361,804.38-1,132,990,699.70-464,273,853.98

Finding the Fourth Proportional to 755,361,804.38, 1,132,990,699.70 and 464,273,853.98

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Solution

The fourth proportional to 755,361,804.38, 1,132,990,699.70 and 464,273,853.98 is: 696,378,815.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,361,804.38 : 1,132,990,699.70 = 464,273,853.98 : x
  2. Step 2: Convert to fraction form
    755,361,804.38/1,132,990,699.70 = 464,273,853.98/x
  3. Step 3: Cross multiply
    755,361,804.38x = 1,132,990,699.70 × 464,273,853.98
  4. Step 4: Simplify right side
    755,361,804.38x = 526,017,958,668,711,616
  5. Step 5: Solve for x
    x = 526,017,958,668,711,616/755,361,804.38
  6. Step 6: Final answer
    x = 696,378,815.58

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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.