Home / 8,448,916,632.40-12,673,374,948.60-7,722,725,323.60

Finding the Fourth Proportional to 8,448,916,632.40, 12,673,374,948.60 and 7,722,725,323.60

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Solution

The fourth proportional to 8,448,916,632.40, 12,673,374,948.60 and 7,722,725,323.60 is: 11,584,087,985.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,448,916,632.40 : 12,673,374,948.60 = 7,722,725,323.60 : x
  2. Step 2: Convert to fraction form
    8,448,916,632.40/12,673,374,948.60 = 7,722,725,323.60/x
  3. Step 3: Cross multiply
    8,448,916,632.40x = 12,673,374,948.60 × 7,722,725,323.60
  4. Step 4: Simplify right side
    8,448,916,632.40x = 97,872,993,651,031,080,960
  5. Step 5: Solve for x
    x = 97,872,993,651,031,080,960/8,448,916,632.40
  6. Step 6: Final answer
    x = 11,584,087,985.40

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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.