Home / 1,649,945,686.10-2,282,920,820.19-1,438,693,031.03

Finding the Fourth Proportional to 1,649,945,686.10, 2,282,920,820.19 and 1,438,693,031.03

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Solution

The fourth proportional to 1,649,945,686.10, 2,282,920,820.19 and 1,438,693,031.03 is: 1,990,624,480.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,649,945,686.10 : 2,282,920,820.19 = 1,438,693,031.03 : x
  2. Step 2: Convert to fraction form
    1,649,945,686.10/2,282,920,820.19 = 1,438,693,031.03/x
  3. Step 3: Cross multiply
    1,649,945,686.10x = 2,282,920,820.19 × 1,438,693,031.03
  4. Step 4: Simplify right side
    1,649,945,686.10x = 3,284,422,274,389,230,592
  5. Step 5: Solve for x
    x = 3,284,422,274,389,230,592/1,649,945,686.10
  6. Step 6: Final answer
    x = 1,990,624,480.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.