Home / 647,433,334.40-971,150,001.60-579,408,886.40

Finding the Fourth Proportional to 647,433,334.40, 971,150,001.60 and 579,408,886.40

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Solution

The fourth proportional to 647,433,334.40, 971,150,001.60 and 579,408,886.40 is: 869,113,329.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,433,334.40 : 971,150,001.60 = 579,408,886.40 : x
  2. Step 2: Convert to fraction form
    647,433,334.40/971,150,001.60 = 579,408,886.40/x
  3. Step 3: Cross multiply
    647,433,334.40x = 971,150,001.60 × 579,408,886.40
  4. Step 4: Simplify right side
    647,433,334.40x = 562,692,940,954,414,208
  5. Step 5: Solve for x
    x = 562,692,940,954,414,208/647,433,334.40
  6. Step 6: Final answer
    x = 869,113,329.60

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1.5x scale

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.