Home / 6,262,834,368.75-8,642,745,596.28-3,687,970,443.63

Finding the Fourth Proportional to 6,262,834,368.75, 8,642,745,596.28 and 3,687,970,443.63

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Solution

The fourth proportional to 6,262,834,368.75, 8,642,745,596.28 and 3,687,970,443.63 is: 5,089,419,332.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,262,834,368.75 : 8,642,745,596.28 = 3,687,970,443.63 : x
  2. Step 2: Convert to fraction form
    6,262,834,368.75/8,642,745,596.28 = 3,687,970,443.63/x
  3. Step 3: Cross multiply
    6,262,834,368.75x = 8,642,745,596.28 × 3,687,970,443.63
  4. Step 4: Simplify right side
    6,262,834,368.75x = 31,874,190,310,893,985,792
  5. Step 5: Solve for x
    x = 31,874,190,310,893,985,792/6,262,834,368.75
  6. Step 6: Final answer
    x = 5,089,419,332.23

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Double scale
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1.5x scale

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.