Home / 79,102,477,064.85-109,170,776,633.32-46,987,966,099.84

Finding the Fourth Proportional to 79,102,477,064.85, 109,170,776,633.32 and 46,987,966,099.84

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Solution

The fourth proportional to 79,102,477,064.85, 109,170,776,633.32 and 46,987,966,099.84 is: 64,848,952,167.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,102,477,064.85 : 109,170,776,633.32 = 46,987,966,099.84 : x
  2. Step 2: Convert to fraction form
    79,102,477,064.85/109,170,776,633.32 = 46,987,966,099.84/x
  3. Step 3: Cross multiply
    79,102,477,064.85x = 109,170,776,633.32 × 46,987,966,099.84
  4. Step 4: Simplify right side
    79,102,477,064.85x = 5,129,712,751,539,099,009,024
  5. Step 5: Solve for x
    x = 5,129,712,751,539,099,009,024/79,102,477,064.85
  6. Step 6: Final answer
    x = 64,848,952,167.88

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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.