Home / 248,833,776.80-373,250,665.20-67,099,325.60

Finding the Fourth Proportional to 248,833,776.80, 373,250,665.20 and 67,099,325.60

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Solution

The fourth proportional to 248,833,776.80, 373,250,665.20 and 67,099,325.60 is: 100,648,988.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,833,776.80 : 373,250,665.20 = 67,099,325.60 : x
  2. Step 2: Convert to fraction form
    248,833,776.80/373,250,665.20 = 67,099,325.60/x
  3. Step 3: Cross multiply
    248,833,776.80x = 373,250,665.20 × 67,099,325.60
  4. Step 4: Simplify right side
    248,833,776.80x = 25,044,867,914,671,388
  5. Step 5: Solve for x
    x = 25,044,867,914,671,388/248,833,776.80
  6. Step 6: Final answer
    x = 100,648,988.40

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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.