Home / 7,050,264,948.54-9,729,058,881.24-3,878,247,737.43

Finding the Fourth Proportional to 7,050,264,948.54, 9,729,058,881.24 and 3,878,247,737.43

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Solution

The fourth proportional to 7,050,264,948.54, 9,729,058,881.24 and 3,878,247,737.43 is: 5,351,813,140.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,050,264,948.54 : 9,729,058,881.24 = 3,878,247,737.43 : x
  2. Step 2: Convert to fraction form
    7,050,264,948.54/9,729,058,881.24 = 3,878,247,737.43/x
  3. Step 3: Cross multiply
    7,050,264,948.54x = 9,729,058,881.24 × 3,878,247,737.43
  4. Step 4: Simplify right side
    7,050,264,948.54x = 37,731,700,593,492,271,104
  5. Step 5: Solve for x
    x = 37,731,700,593,492,271,104/7,050,264,948.54
  6. Step 6: Final answer
    x = 5,351,813,140.20

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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.