Home / 879,650,672,838.40-1,319,476,009,257.60-349,659,443,886.40

Finding the Fourth Proportional to 879,650,672,838.40, 1,319,476,009,257.60 and 349,659,443,886.40

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Solution

The fourth proportional to 879,650,672,838.40, 1,319,476,009,257.60 and 349,659,443,886.40 is: 524,489,165,829.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,650,672,838.40 : 1,319,476,009,257.60 = 349,659,443,886.40 : x
  2. Step 2: Convert to fraction form
    879,650,672,838.40/1,319,476,009,257.60 = 349,659,443,886.40/x
  3. Step 3: Cross multiply
    879,650,672,838.40x = 1,319,476,009,257.60 × 349,659,443,886.40
  4. Step 4: Simplify right side
    879,650,672,838.40x = 461,367,247,618,458,882,408,448
  5. Step 5: Solve for x
    x = 461,367,247,618,458,882,408,448/879,650,672,838.40
  6. Step 6: Final answer
    x = 524,489,165,829.60

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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.