Home / 12,464,561,319.60-18,697,991,358.08-4,070,510,942.39

Finding the Fourth Proportional to 12,464,561,319.60, 18,697,991,358.08 and 4,070,510,942.39

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Solution

The fourth proportional to 12,464,561,319.60, 18,697,991,358.08 and 4,070,510,942.39 is: 6,106,141,762.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,464,561,319.60 : 18,697,991,358.08 = 4,070,510,942.39 : x
  2. Step 2: Convert to fraction form
    12,464,561,319.60/18,697,991,358.08 = 4,070,510,942.39/x
  3. Step 3: Cross multiply
    12,464,561,319.60x = 18,697,991,358.08 × 4,070,510,942.39
  4. Step 4: Simplify right side
    12,464,561,319.60x = 76,110,378,423,820,959,744
  5. Step 5: Solve for x
    x = 76,110,378,423,820,959,744/12,464,561,319.60
  6. Step 6: Final answer
    x = 6,106,141,762.42

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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.