Home / 1,398,058,713.11-2,097,421,369.89-452,657,084.33

Finding the Fourth Proportional to 1,398,058,713.11, 2,097,421,369.89 and 452,657,084.33

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Solution

The fourth proportional to 1,398,058,713.11, 2,097,421,369.89 and 452,657,084.33 is: 679,093,540.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,398,058,713.11 : 2,097,421,369.89 = 452,657,084.33 : x
  2. Step 2: Convert to fraction form
    1,398,058,713.11/2,097,421,369.89 = 452,657,084.33/x
  3. Step 3: Cross multiply
    1,398,058,713.11x = 2,097,421,369.89 × 452,657,084.33
  4. Step 4: Simplify right side
    1,398,058,713.11x = 949,412,641,911,628,544
  5. Step 5: Solve for x
    x = 949,412,641,911,628,544/1,398,058,713.11
  6. Step 6: Final answer
    x = 679,093,540.93

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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.