Home / 192,465,823.60-288,698,735.40-56,164,985.20

Finding the Fourth Proportional to 192,465,823.60, 288,698,735.40 and 56,164,985.20

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Solution

The fourth proportional to 192,465,823.60, 288,698,735.40 and 56,164,985.20 is: 84,247,477.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,465,823.60 : 288,698,735.40 = 56,164,985.20 : x
  2. Step 2: Convert to fraction form
    192,465,823.60/288,698,735.40 = 56,164,985.20/x
  3. Step 3: Cross multiply
    192,465,823.60x = 288,698,735.40 × 56,164,985.20
  4. Step 4: Simplify right side
    192,465,823.60x = 16,214,760,200,999,716
  5. Step 5: Solve for x
    x = 16,214,760,200,999,716/192,465,823.60
  6. Step 6: Final answer
    x = 84,247,477.80

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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.