Home / 65,756,441,942.69-90,743,889,886.47-35,682,926,484.06

Finding the Fourth Proportional to 65,756,441,942.69, 90,743,889,886.47 and 35,682,926,484.06

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Solution

The fourth proportional to 65,756,441,942.69, 90,743,889,886.47 and 35,682,926,484.06 is: 49,242,438,551.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,756,441,942.69 : 90,743,889,886.47 = 35,682,926,484.06 : x
  2. Step 2: Convert to fraction form
    65,756,441,942.69/90,743,889,886.47 = 35,682,926,484.06/x
  3. Step 3: Cross multiply
    65,756,441,942.69x = 90,743,889,886.47 × 35,682,926,484.06
  4. Step 4: Simplify right side
    65,756,441,942.69x = 3,238,007,551,696,544,727,040
  5. Step 5: Solve for x
    x = 3,238,007,551,696,544,727,040/65,756,441,942.69
  6. Step 6: Final answer
    x = 49,242,438,551.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.