Home / 14,134,464,967.80-21,201,697,451.70-11,957,682,631.80

Finding the Fourth Proportional to 14,134,464,967.80, 21,201,697,451.70 and 11,957,682,631.80

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Solution

The fourth proportional to 14,134,464,967.80, 21,201,697,451.70 and 11,957,682,631.80 is: 17,936,523,947.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,134,464,967.80 : 21,201,697,451.70 = 11,957,682,631.80 : x
  2. Step 2: Convert to fraction form
    14,134,464,967.80/21,201,697,451.70 = 11,957,682,631.80/x
  3. Step 3: Cross multiply
    14,134,464,967.80x = 21,201,697,451.70 × 11,957,682,631.80
  4. Step 4: Simplify right side
    14,134,464,967.80x = 253,523,169,382,871,400,448
  5. Step 5: Solve for x
    x = 253,523,169,382,871,400,448/14,134,464,967.80
  6. Step 6: Final answer
    x = 17,936,523,947.70

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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.