Home / 240,221,995.35-360,332,993.03-138,185,323.35

Finding the Fourth Proportional to 240,221,995.35, 360,332,993.03 and 138,185,323.35

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Solution

The fourth proportional to 240,221,995.35, 360,332,993.03 and 138,185,323.35 is: 207,277,985.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,221,995.35 : 360,332,993.03 = 138,185,323.35 : x
  2. Step 2: Convert to fraction form
    240,221,995.35/360,332,993.03 = 138,185,323.35/x
  3. Step 3: Cross multiply
    240,221,995.35x = 360,332,993.03 × 138,185,323.35
  4. Step 4: Simplify right side
    240,221,995.35x = 49,792,731,154,832,912
  5. Step 5: Solve for x
    x = 49,792,731,154,832,912/240,221,995.35
  6. Step 6: Final answer
    x = 207,277,985.03

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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.