Home / 2,976,656,719.86-4,464,032,858.37-984,328,675.74

Finding the Fourth Proportional to 2,976,656,719.86, 4,464,032,858.37 and 984,328,675.74

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Solution

The fourth proportional to 2,976,656,719.86, 4,464,032,858.37 and 984,328,675.74 is: 1,476,178,130.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,976,656,719.86 : 4,464,032,858.37 = 984,328,675.74 : x
  2. Step 2: Convert to fraction form
    2,976,656,719.86/4,464,032,858.37 = 984,328,675.74/x
  3. Step 3: Cross multiply
    2,976,656,719.86x = 4,464,032,858.37 × 984,328,675.74
  4. Step 4: Simplify right side
    2,976,656,719.86x = 4,394,075,551,939,189,248
  5. Step 5: Solve for x
    x = 4,394,075,551,939,189,248/2,976,656,719.86
  6. Step 6: Final answer
    x = 1,476,178,130.53

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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.