Home / 1,086,888,045.30-1,629,056,609.55-465,102,075.30

Finding the Fourth Proportional to 1,086,888,045.30, 1,629,056,609.55 and 465,102,075.30

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Solution

The fourth proportional to 1,086,888,045.30, 1,629,056,609.55 and 465,102,075.30 is: 697,107,317.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,888,045.30 : 1,629,056,609.55 = 465,102,075.30 : x
  2. Step 2: Convert to fraction form
    1,086,888,045.30/1,629,056,609.55 = 465,102,075.30/x
  3. Step 3: Cross multiply
    1,086,888,045.30x = 1,629,056,609.55 × 465,102,075.30
  4. Step 4: Simplify right side
    1,086,888,045.30x = 757,677,609,882,886,784
  5. Step 5: Solve for x
    x = 757,677,609,882,886,784/1,086,888,045.30
  6. Step 6: Final answer
    x = 697,107,317.68

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1.5x scale

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.