Home / 1,017,447,734.37-1,525,810,429.40-298,521,859.62

Finding the Fourth Proportional to 1,017,447,734.37, 1,525,810,429.40 and 298,521,859.62

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Solution

The fourth proportional to 1,017,447,734.37, 1,525,810,429.40 and 298,521,859.62 is: 447,676,820.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,447,734.37 : 1,525,810,429.40 = 298,521,859.62 : x
  2. Step 2: Convert to fraction form
    1,017,447,734.37/1,525,810,429.40 = 298,521,859.62/x
  3. Step 3: Cross multiply
    1,017,447,734.37x = 1,525,810,429.40 × 298,521,859.62
  4. Step 4: Simplify right side
    1,017,447,734.37x = 455,487,766,812,078,784
  5. Step 5: Solve for x
    x = 455,487,766,812,078,784/1,017,447,734.37
  6. Step 6: Final answer
    x = 447,676,820.56

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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.