Home / 993,814,765.02-1,371,469,798.71-576,374,538.78

Finding the Fourth Proportional to 993,814,765.02, 1,371,469,798.71 and 576,374,538.78

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Solution

The fourth proportional to 993,814,765.02, 1,371,469,798.71 and 576,374,538.78 is: 795,400,008.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,814,765.02 : 1,371,469,798.71 = 576,374,538.78 : x
  2. Step 2: Convert to fraction form
    993,814,765.02/1,371,469,798.71 = 576,374,538.78/x
  3. Step 3: Cross multiply
    993,814,765.02x = 1,371,469,798.71 × 576,374,538.78
  4. Step 4: Simplify right side
    993,814,765.02x = 790,480,272,682,175,616
  5. Step 5: Solve for x
    x = 790,480,272,682,175,616/993,814,765.02
  6. Step 6: Final answer
    x = 795,400,008.64

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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.