Home / 79,102,477,055.77-109,170,776,620.77-46,987,966,090.76

Finding the Fourth Proportional to 79,102,477,055.77, 109,170,776,620.77 and 46,987,966,090.76

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Solution

The fourth proportional to 79,102,477,055.77, 109,170,776,620.77 and 46,987,966,090.76 is: 64,848,952,155.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,102,477,055.77 : 109,170,776,620.77 = 46,987,966,090.76 : x
  2. Step 2: Convert to fraction form
    79,102,477,055.77/109,170,776,620.77 = 46,987,966,090.76/x
  3. Step 3: Cross multiply
    79,102,477,055.77x = 109,170,776,620.77 × 46,987,966,090.76
  4. Step 4: Simplify right side
    79,102,477,055.77x = 5,129,712,749,958,129,516,544
  5. Step 5: Solve for x
    x = 5,129,712,749,958,129,516,544/79,102,477,055.77
  6. Step 6: Final answer
    x = 64,848,952,155.34

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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.