Home / 5,390,118,641.60-8,085,177,962.40-3,294,965,643.20

Finding the Fourth Proportional to 5,390,118,641.60, 8,085,177,962.40 and 3,294,965,643.20

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Solution

The fourth proportional to 5,390,118,641.60, 8,085,177,962.40 and 3,294,965,643.20 is: 4,942,448,464.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390,118,641.60 : 8,085,177,962.40 = 3,294,965,643.20 : x
  2. Step 2: Convert to fraction form
    5,390,118,641.60/8,085,177,962.40 = 3,294,965,643.20/x
  3. Step 3: Cross multiply
    5,390,118,641.60x = 8,085,177,962.40 × 3,294,965,643.20
  4. Step 4: Simplify right side
    5,390,118,641.60x = 26,640,383,605,265,776,640
  5. Step 5: Solve for x
    x = 26,640,383,605,265,776,640/5,390,118,641.60
  6. Step 6: Final answer
    x = 4,942,448,464.80

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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.