Home / 19,009,734,246.80-28,513,325,911.80-5,035,056,189.20

Finding the Fourth Proportional to 19,009,734,246.80, 28,513,325,911.80 and 5,035,056,189.20

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Solution

The fourth proportional to 19,009,734,246.80, 28,513,325,911.80 and 5,035,056,189.20 is: 7,552,246,456.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,009,734,246.80 : 28,513,325,911.80 = 5,035,056,189.20 : x
  2. Step 2: Convert to fraction form
    19,009,734,246.80/28,513,325,911.80 = 5,035,056,189.20/x
  3. Step 3: Cross multiply
    19,009,734,246.80x = 28,513,325,911.80 × 5,035,056,189.20
  4. Step 4: Simplify right side
    19,009,734,246.80x = 143,566,198,106,885,308,416
  5. Step 5: Solve for x
    x = 143,566,198,106,885,308,416/19,009,734,246.80
  6. Step 6: Final answer
    x = 7,552,246,456.63

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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.