Home / 1,362,572,258.40-2,043,828,877.68-379,972,578.96

Finding the Fourth Proportional to 1,362,572,258.40, 2,043,828,877.68 and 379,972,578.96

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Solution

The fourth proportional to 1,362,572,258.40, 2,043,828,877.68 and 379,972,578.96 is: 569,950,639.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,572,258.40 : 2,043,828,877.68 = 379,972,578.96 : x
  2. Step 2: Convert to fraction form
    1,362,572,258.40/2,043,828,877.68 = 379,972,578.96/x
  3. Step 3: Cross multiply
    1,362,572,258.40x = 2,043,828,877.68 × 379,972,578.96
  4. Step 4: Simplify right side
    1,362,572,258.40x = 776,598,929,604,992,000
  5. Step 5: Solve for x
    x = 776,598,929,604,992,000/1,362,572,258.40
  6. Step 6: Final answer
    x = 569,950,639.18

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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.