Home / 1,939,287,874.50-2,909,340,355.23-629,087,624.10

Finding the Fourth Proportional to 1,939,287,874.50, 2,909,340,355.23 and 629,087,624.10

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Solution

The fourth proportional to 1,939,287,874.50, 2,909,340,355.23 and 629,087,624.10 is: 943,763,964.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,287,874.50 : 2,909,340,355.23 = 629,087,624.10 : x
  2. Step 2: Convert to fraction form
    1,939,287,874.50/2,909,340,355.23 = 629,087,624.10/x
  3. Step 3: Cross multiply
    1,939,287,874.50x = 2,909,340,355.23 × 629,087,624.10
  4. Step 4: Simplify right side
    1,939,287,874.50x = 1,830,230,011,769,890,816
  5. Step 5: Solve for x
    x = 1,830,230,011,769,890,816/1,939,287,874.50
  6. Step 6: Final answer
    x = 943,763,964.00

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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.