Home / 1,416,807,401.43-1,954,952,068.43-821,955,525.61

Finding the Fourth Proportional to 1,416,807,401.43, 1,954,952,068.43 and 821,955,525.61

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Solution

The fourth proportional to 1,416,807,401.43, 1,954,952,068.43 and 821,955,525.61 is: 1,134,158,145.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,807,401.43 : 1,954,952,068.43 = 821,955,525.61 : x
  2. Step 2: Convert to fraction form
    1,416,807,401.43/1,954,952,068.43 = 821,955,525.61/x
  3. Step 3: Cross multiply
    1,416,807,401.43x = 1,954,952,068.43 × 821,955,525.61
  4. Step 4: Simplify right side
    1,416,807,401.43x = 1,606,883,654,945,241,344
  5. Step 5: Solve for x
    x = 1,606,883,654,945,241,344/1,416,807,401.43
  6. Step 6: Final answer
    x = 1,134,158,145.51

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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.