Home / 12,589,897,958.16-17,374,301,012.97-6,874,408,999.50

Finding the Fourth Proportional to 12,589,897,958.16, 17,374,301,012.97 and 6,874,408,999.50

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Solution

The fourth proportional to 12,589,897,958.16, 17,374,301,012.97 and 6,874,408,999.50 is: 9,486,816,465.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,589,897,958.16 : 17,374,301,012.97 = 6,874,408,999.50 : x
  2. Step 2: Convert to fraction form
    12,589,897,958.16/17,374,301,012.97 = 6,874,408,999.50/x
  3. Step 3: Cross multiply
    12,589,897,958.16x = 17,374,301,012.97 × 6,874,408,999.50
  4. Step 4: Simplify right side
    12,589,897,958.16x = 119,438,051,243,582,947,328
  5. Step 5: Solve for x
    x = 119,438,051,243,582,947,328/12,589,897,958.16
  6. Step 6: Final answer
    x = 9,486,816,465.11

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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.