Home / 2,987,509,624.78-4,123,124,811.91-1,700,334,467.81

Finding the Fourth Proportional to 2,987,509,624.78, 4,123,124,811.91 and 1,700,334,467.81

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Solution

The fourth proportional to 2,987,509,624.78, 4,123,124,811.91 and 1,700,334,467.81 is: 2,346,667,329.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,987,509,624.78 : 4,123,124,811.91 = 1,700,334,467.81 : x
  2. Step 2: Convert to fraction form
    2,987,509,624.78/4,123,124,811.91 = 1,700,334,467.81/x
  3. Step 3: Cross multiply
    2,987,509,624.78x = 4,123,124,811.91 × 1,700,334,467.81
  4. Step 4: Simplify right side
    2,987,509,624.78x = 7,010,691,232,772,482,048
  5. Step 5: Solve for x
    x = 7,010,691,232,772,482,048/2,987,509,624.78
  6. Step 6: Final answer
    x = 2,346,667,329.41

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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.