Home / 3,345,831,436.80-5,018,747,155.20-1,966,306,828.80

Finding the Fourth Proportional to 3,345,831,436.80, 5,018,747,155.20 and 1,966,306,828.80

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Solution

The fourth proportional to 3,345,831,436.80, 5,018,747,155.20 and 1,966,306,828.80 is: 2,949,460,243.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345,831,436.80 : 5,018,747,155.20 = 1,966,306,828.80 : x
  2. Step 2: Convert to fraction form
    3,345,831,436.80/5,018,747,155.20 = 1,966,306,828.80/x
  3. Step 3: Cross multiply
    3,345,831,436.80x = 5,018,747,155.20 × 1,966,306,828.80
  4. Step 4: Simplify right side
    3,345,831,436.80x = 9,868,396,803,290,333,184
  5. Step 5: Solve for x
    x = 9,868,396,803,290,333,184/3,345,831,436.80
  6. Step 6: Final answer
    x = 2,949,460,243.20

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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.