Home / 1,325,553,258.52-1,988,534,191.56-451,950,323.06

Finding the Fourth Proportional to 1,325,553,258.52, 1,988,534,191.56 and 451,950,323.06

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Solution

The fourth proportional to 1,325,553,258.52, 1,988,534,191.56 and 451,950,323.06 is: 677,995,142.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,325,553,258.52 : 1,988,534,191.56 = 451,950,323.06 : x
  2. Step 2: Convert to fraction form
    1,325,553,258.52/1,988,534,191.56 = 451,950,323.06/x
  3. Step 3: Cross multiply
    1,325,553,258.52x = 1,988,534,191.56 × 451,950,323.06
  4. Step 4: Simplify right side
    1,325,553,258.52x = 898,718,670,281,963,136
  5. Step 5: Solve for x
    x = 898,718,670,281,963,136/1,325,553,258.52
  6. Step 6: Final answer
    x = 677,995,142.41

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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.