Home / 12,036,374,315.12-18,038,855,620.04-6,724,271,900.45

Finding the Fourth Proportional to 12,036,374,315.12, 18,038,855,620.04 and 6,724,271,900.45

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Solution

The fourth proportional to 12,036,374,315.12, 18,038,855,620.04 and 6,724,271,900.45 is: 10,077,633,578.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,036,374,315.12 : 18,038,855,620.04 = 6,724,271,900.45 : x
  2. Step 2: Convert to fraction form
    12,036,374,315.12/18,038,855,620.04 = 6,724,271,900.45/x
  3. Step 3: Cross multiply
    12,036,374,315.12x = 18,038,855,620.04 × 6,724,271,900.45
  4. Step 4: Simplify right side
    12,036,374,315.12x = 121,298,169,962,113,957,888
  5. Step 5: Solve for x
    x = 121,298,169,962,113,957,888/12,036,374,315.12
  6. Step 6: Final answer
    x = 10,077,633,578.56

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1.5x scale

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.