Home / 56,277,295,281.77-77,664,016,795.10-30,557,659,235.36

Finding the Fourth Proportional to 56,277,295,281.77, 77,664,016,795.10 and 30,557,659,235.36

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Solution

The fourth proportional to 56,277,295,281.77, 77,664,016,795.10 and 30,557,659,235.36 is: 42,170,302,396.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,277,295,281.77 : 77,664,016,795.10 = 30,557,659,235.36 : x
  2. Step 2: Convert to fraction form
    56,277,295,281.77/77,664,016,795.10 = 30,557,659,235.36/x
  3. Step 3: Cross multiply
    56,277,295,281.77x = 77,664,016,795.10 × 30,557,659,235.36
  4. Step 4: Simplify right side
    56,277,295,281.77x = 2,373,230,560,073,400,451,072
  5. Step 5: Solve for x
    x = 2,373,230,560,073,400,451,072/56,277,295,281.77
  6. Step 6: Final answer
    x = 42,170,302,396.22

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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.