Home / 879,370,250.16-1,319,097,795.24-289,147,422.28

Finding the Fourth Proportional to 879,370,250.16, 1,319,097,795.24 and 289,147,422.28

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Solution

The fourth proportional to 879,370,250.16, 1,319,097,795.24 and 289,147,422.28 is: 433,735,081.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,370,250.16 : 1,319,097,795.24 = 289,147,422.28 : x
  2. Step 2: Convert to fraction form
    879,370,250.16/1,319,097,795.24 = 289,147,422.28/x
  3. Step 3: Cross multiply
    879,370,250.16x = 1,319,097,795.24 × 289,147,422.28
  4. Step 4: Simplify right side
    879,370,250.16x = 381,413,727,228,877,248
  5. Step 5: Solve for x
    x = 381,413,727,228,877,248/879,370,250.16
  6. Step 6: Final answer
    x = 433,735,081.62

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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.