Home / 78,718,608,049.95-118,077,912,074.93-78,718,608,049.95

Finding the Fourth Proportional to 78,718,608,049.95, 118,077,912,074.93 and 78,718,608,049.95

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Solution

The fourth proportional to 78,718,608,049.95, 118,077,912,074.93 and 78,718,608,049.95 is: 118,077,912,074.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,718,608,049.95 : 118,077,912,074.93 = 78,718,608,049.95 : x
  2. Step 2: Convert to fraction form
    78,718,608,049.95/118,077,912,074.93 = 78,718,608,049.95/x
  3. Step 3: Cross multiply
    78,718,608,049.95x = 118,077,912,074.93 × 78,718,608,049.95
  4. Step 4: Simplify right side
    78,718,608,049.95x = 9,294,928,879,982,871,576,576
  5. Step 5: Solve for x
    x = 9,294,928,879,982,871,576,576/78,718,608,049.95
  6. Step 6: Final answer
    x = 118,077,912,074.93

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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.