Home / 3,543,264,139.80-5,314,896,209.70-1,089,282,178.20

Finding the Fourth Proportional to 3,543,264,139.80, 5,314,896,209.70 and 1,089,282,178.20

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Solution

The fourth proportional to 3,543,264,139.80, 5,314,896,209.70 and 1,089,282,178.20 is: 1,633,923,267.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,543,264,139.80 : 5,314,896,209.70 = 1,089,282,178.20 : x
  2. Step 2: Convert to fraction form
    3,543,264,139.80/5,314,896,209.70 = 1,089,282,178.20/x
  3. Step 3: Cross multiply
    3,543,264,139.80x = 5,314,896,209.70 × 1,089,282,178.20
  4. Step 4: Simplify right side
    3,543,264,139.80x = 5,789,421,720,208,940,032
  5. Step 5: Solve for x
    x = 5,789,421,720,208,940,032/3,543,264,139.80
  6. Step 6: Final answer
    x = 1,633,923,267.30

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Double scale
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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.