Home / 12,239,294,509.80-18,363,476,727.90-4,883,584,199.40

Finding the Fourth Proportional to 12,239,294,509.80, 18,363,476,727.90 and 4,883,584,199.40

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Solution

The fourth proportional to 12,239,294,509.80, 18,363,476,727.90 and 4,883,584,199.40 is: 7,327,185,788.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,239,294,509.80 : 18,363,476,727.90 = 4,883,584,199.40 : x
  2. Step 2: Convert to fraction form
    12,239,294,509.80/18,363,476,727.90 = 4,883,584,199.40/x
  3. Step 3: Cross multiply
    12,239,294,509.80x = 18,363,476,727.90 × 4,883,584,199.40
  4. Step 4: Simplify right side
    12,239,294,509.80x = 89,679,584,794,422,050,816
  5. Step 5: Solve for x
    x = 89,679,584,794,422,050,816/12,239,294,509.80
  6. Step 6: Final answer
    x = 7,327,185,788.58

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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.