Home / 30,240,863,999.10-45,361,295,998.65-19,792,308,786.30

Finding the Fourth Proportional to 30,240,863,999.10, 45,361,295,998.65 and 19,792,308,786.30

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Solution

The fourth proportional to 30,240,863,999.10, 45,361,295,998.65 and 19,792,308,786.30 is: 29,688,463,179.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,240,863,999.10 : 45,361,295,998.65 = 19,792,308,786.30 : x
  2. Step 2: Convert to fraction form
    30,240,863,999.10/45,361,295,998.65 = 19,792,308,786.30/x
  3. Step 3: Cross multiply
    30,240,863,999.10x = 45,361,295,998.65 × 19,792,308,786.30
  4. Step 4: Simplify right side
    30,240,863,999.10x = 897,804,777,352,035,434,496
  5. Step 5: Solve for x
    x = 897,804,777,352,035,434,496/30,240,863,999.10
  6. Step 6: Final answer
    x = 29,688,463,179.45

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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.