Home / 30,649,943,019.72-45,998,380,458.71-13,873,535,716.65

Finding the Fourth Proportional to 30,649,943,019.72, 45,998,380,458.71 and 13,873,535,716.65

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Solution

The fourth proportional to 30,649,943,019.72, 45,998,380,458.71 and 13,873,535,716.65 is: 20,820,925,304.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,649,943,019.72 : 45,998,380,458.71 = 13,873,535,716.65 : x
  2. Step 2: Convert to fraction form
    30,649,943,019.72/45,998,380,458.71 = 13,873,535,716.65/x
  3. Step 3: Cross multiply
    30,649,943,019.72x = 45,998,380,458.71 × 13,873,535,716.65
  4. Step 4: Simplify right side
    30,649,943,019.72x = 638,160,174,201,968,525,312
  5. Step 5: Solve for x
    x = 638,160,174,201,968,525,312/30,649,943,019.72
  6. Step 6: Final answer
    x = 20,820,925,304.54

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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.