Home / 1,504,669,574.91-2,076,194,872.71-869,649,199.89

Finding the Fourth Proportional to 1,504,669,574.91, 2,076,194,872.71 and 869,649,199.89

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Solution

The fourth proportional to 1,504,669,574.91, 2,076,194,872.71 and 869,649,199.89 is: 1,199,971,900.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,504,669,574.91 : 2,076,194,872.71 = 869,649,199.89 : x
  2. Step 2: Convert to fraction form
    1,504,669,574.91/2,076,194,872.71 = 869,649,199.89/x
  3. Step 3: Cross multiply
    1,504,669,574.91x = 2,076,194,872.71 × 869,649,199.89
  4. Step 4: Simplify right side
    1,504,669,574.91x = 1,805,561,209,867,971,840
  5. Step 5: Solve for x
    x = 1,805,561,209,867,971,840/1,504,669,574.91
  6. Step 6: Final answer
    x = 1,199,971,900.79

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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.