Home / 101,099,825,307.81-139,450,579,673.40-65,016,476,417.52

Finding the Fourth Proportional to 101,099,825,307.81, 139,450,579,673.40 and 65,016,476,417.52

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Solution

The fourth proportional to 101,099,825,307.81, 139,450,579,673.40 and 65,016,476,417.52 is: 89,679,535,025.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,099,825,307.81 : 139,450,579,673.40 = 65,016,476,417.52 : x
  2. Step 2: Convert to fraction form
    101,099,825,307.81/139,450,579,673.40 = 65,016,476,417.52/x
  3. Step 3: Cross multiply
    101,099,825,307.81x = 139,450,579,673.40 × 65,016,476,417.52
  4. Step 4: Simplify right side
    101,099,825,307.81x = 9,066,585,324,745,103,769,600
  5. Step 5: Solve for x
    x = 9,066,585,324,745,103,769,600/101,099,825,307.81
  6. Step 6: Final answer
    x = 89,679,535,025.32

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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.