Home / 13,312,958,984.56-19,964,728,186.86-3,867,637,747.90

Finding the Fourth Proportional to 13,312,958,984.56, 19,964,728,186.86 and 3,867,637,747.90

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Solution

The fourth proportional to 13,312,958,984.56, 19,964,728,186.86 and 3,867,637,747.90 is: 5,800,088,203.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,312,958,984.56 : 19,964,728,186.86 = 3,867,637,747.90 : x
  2. Step 2: Convert to fraction form
    13,312,958,984.56/19,964,728,186.86 = 3,867,637,747.90/x
  3. Step 3: Cross multiply
    13,312,958,984.56x = 19,964,728,186.86 × 3,867,637,747.90
  4. Step 4: Simplify right side
    13,312,958,984.56x = 77,216,336,362,062,872,576
  5. Step 5: Solve for x
    x = 77,216,336,362,062,872,576/13,312,958,984.56
  6. Step 6: Final answer
    x = 5,800,088,203.65

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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.