Home / 1,379,240,050.80-2,069,867,845.80-971,093,362.80

Finding the Fourth Proportional to 1,379,240,050.80, 2,069,867,845.80 and 971,093,362.80

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Solution

The fourth proportional to 1,379,240,050.80, 2,069,867,845.80 and 971,093,362.80 is: 1,457,349,593.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,240,050.80 : 2,069,867,845.80 = 971,093,362.80 : x
  2. Step 2: Convert to fraction form
    1,379,240,050.80/2,069,867,845.80 = 971,093,362.80/x
  3. Step 3: Cross multiply
    1,379,240,050.80x = 2,069,867,845.80 × 971,093,362.80
  4. Step 4: Simplify right side
    1,379,240,050.80x = 2,010,034,926,929,513,728
  5. Step 5: Solve for x
    x = 2,010,034,926,929,513,728/1,379,240,050.80
  6. Step 6: Final answer
    x = 1,457,349,593.18

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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.