Home / 192,457,996.40-288,753,090.60-56,163,378.80

Finding the Fourth Proportional to 192,457,996.40, 288,753,090.60 and 56,163,378.80

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Solution

The fourth proportional to 192,457,996.40, 288,753,090.60 and 56,163,378.80 is: 84,264,356.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,457,996.40 : 288,753,090.60 = 56,163,378.80 : x
  2. Step 2: Convert to fraction form
    192,457,996.40/288,753,090.60 = 56,163,378.80/x
  3. Step 3: Cross multiply
    192,457,996.40x = 288,753,090.60 × 56,163,378.80
  4. Step 4: Simplify right side
    192,457,996.40x = 16,217,349,207,038,520
  5. Step 5: Solve for x
    x = 16,217,349,207,038,520/192,457,996.40
  6. Step 6: Final answer
    x = 84,264,356.43

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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.