Home / 68,768,735,999.40-103,153,103,999.10-63,264,970,290.60

Finding the Fourth Proportional to 68,768,735,999.40, 103,153,103,999.10 and 63,264,970,290.60

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Solution

The fourth proportional to 68,768,735,999.40, 103,153,103,999.10 and 63,264,970,290.60 is: 94,897,455,435.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,768,735,999.40 : 103,153,103,999.10 = 63,264,970,290.60 : x
  2. Step 2: Convert to fraction form
    68,768,735,999.40/103,153,103,999.10 = 63,264,970,290.60/x
  3. Step 3: Cross multiply
    68,768,735,999.40x = 103,153,103,999.10 × 63,264,970,290.60
  4. Step 4: Simplify right side
    68,768,735,999.40x = 6,525,978,059,886,234,173,440
  5. Step 5: Solve for x
    x = 6,525,978,059,886,234,173,440/68,768,735,999.40
  6. Step 6: Final answer
    x = 94,897,455,435.90

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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.