Home / 999,205,853.52-1,379,048,382.30-575,738,441.58

Finding the Fourth Proportional to 999,205,853.52, 1,379,048,382.30 and 575,738,441.58

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Solution

The fourth proportional to 999,205,853.52, 1,379,048,382.30 and 575,738,441.58 is: 794,602,197.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,205,853.52 : 1,379,048,382.30 = 575,738,441.58 : x
  2. Step 2: Convert to fraction form
    999,205,853.52/1,379,048,382.30 = 575,738,441.58/x
  3. Step 3: Cross multiply
    999,205,853.52x = 1,379,048,382.30 × 575,738,441.58
  4. Step 4: Simplify right side
    999,205,853.52x = 793,971,166,488,822,144
  5. Step 5: Solve for x
    x = 793,971,166,488,822,144/999,205,853.52
  6. Step 6: Final answer
    x = 794,602,197.03

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