Home / 1,360,444,703.40-2,040,866,120.70-440,164,434.60

Finding the Fourth Proportional to 1,360,444,703.40, 2,040,866,120.70 and 440,164,434.60

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Solution

The fourth proportional to 1,360,444,703.40, 2,040,866,120.70 and 440,164,434.60 is: 660,311,058.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,444,703.40 : 2,040,866,120.70 = 440,164,434.60 : x
  2. Step 2: Convert to fraction form
    1,360,444,703.40/2,040,866,120.70 = 440,164,434.60/x
  3. Step 3: Cross multiply
    1,360,444,703.40x = 2,040,866,120.70 × 440,164,434.60
  4. Step 4: Simplify right side
    1,360,444,703.40x = 898,316,682,112,210,944
  5. Step 5: Solve for x
    x = 898,316,682,112,210,944/1,360,444,703.40
  6. Step 6: Final answer
    x = 660,311,058.48

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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.