Home / 2,240,730,647.20-3,358,828,489.20-1,320,133,117.60

Finding the Fourth Proportional to 2,240,730,647.20, 3,358,828,489.20 and 1,320,133,117.60

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Solution

The fourth proportional to 2,240,730,647.20, 3,358,828,489.20 and 1,320,133,117.60 is: 1,978,863,782.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,240,730,647.20 : 3,358,828,489.20 = 1,320,133,117.60 : x
  2. Step 2: Convert to fraction form
    2,240,730,647.20/3,358,828,489.20 = 1,320,133,117.60/x
  3. Step 3: Cross multiply
    2,240,730,647.20x = 3,358,828,489.20 × 1,320,133,117.60
  4. Step 4: Simplify right side
    2,240,730,647.20x = 4,434,100,724,931,293,184
  5. Step 5: Solve for x
    x = 4,434,100,724,931,293,184/2,240,730,647.20
  6. Step 6: Final answer
    x = 1,978,863,782.88

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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.