Home / 3,161,799,498.42-4,361,852,526.84-1,908,335,669.94

Finding the Fourth Proportional to 3,161,799,498.42, 4,361,852,526.84 and 1,908,335,669.94

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Solution

The fourth proportional to 3,161,799,498.42, 4,361,852,526.84 and 1,908,335,669.94 is: 2,632,639,662.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,161,799,498.42 : 4,361,852,526.84 = 1,908,335,669.94 : x
  2. Step 2: Convert to fraction form
    3,161,799,498.42/4,361,852,526.84 = 1,908,335,669.94/x
  3. Step 3: Cross multiply
    3,161,799,498.42x = 4,361,852,526.84 × 1,908,335,669.94
  4. Step 4: Simplify right side
    3,161,799,498.42x = 8,323,878,763,986,694,144
  5. Step 5: Solve for x
    x = 8,323,878,763,986,694,144/3,161,799,498.42
  6. Step 6: Final answer
    x = 2,632,639,662.37

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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.