Home / 65,756,441,775.48-90,743,889,655.62-35,682,926,316.60

Finding the Fourth Proportional to 65,756,441,775.48, 90,743,889,655.62 and 35,682,926,316.60

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Solution

The fourth proportional to 65,756,441,775.48, 90,743,889,655.62 and 35,682,926,316.60 is: 49,242,438,319.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,756,441,775.48 : 90,743,889,655.62 = 35,682,926,316.60 : x
  2. Step 2: Convert to fraction form
    65,756,441,775.48/90,743,889,655.62 = 35,682,926,316.60/x
  3. Step 3: Cross multiply
    65,756,441,775.48x = 90,743,889,655.62 × 35,682,926,316.60
  4. Step 4: Simplify right side
    65,756,441,775.48x = 3,238,007,528,263,169,081,344
  5. Step 5: Solve for x
    x = 3,238,007,528,263,169,081,344/65,756,441,775.48
  6. Step 6: Final answer
    x = 49,242,438,319.87

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1.5x scale

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.