Home / 12,464,560,066.51-18,697,989,478.68-4,070,509,690.69

Finding the Fourth Proportional to 12,464,560,066.51, 18,697,989,478.68 and 4,070,509,690.69

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Solution

The fourth proportional to 12,464,560,066.51, 18,697,989,478.68 and 4,070,509,690.69 is: 6,106,139,884.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,464,560,066.51 : 18,697,989,478.68 = 4,070,509,690.69 : x
  2. Step 2: Convert to fraction form
    12,464,560,066.51/18,697,989,478.68 = 4,070,509,690.69/x
  3. Step 3: Cross multiply
    12,464,560,066.51x = 18,697,989,478.68 × 4,070,509,690.69
  4. Step 4: Simplify right side
    12,464,560,066.51x = 76,110,347,369,409,036,288
  5. Step 5: Solve for x
    x = 76,110,347,369,409,036,288/12,464,560,066.51
  6. Step 6: Final answer
    x = 6,106,139,884.86

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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.