Home / 449,323,302.40-673,984,953.60-367,693,964.80

Finding the Fourth Proportional to 449,323,302.40, 673,984,953.60 and 367,693,964.80

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Solution

The fourth proportional to 449,323,302.40, 673,984,953.60 and 367,693,964.80 is: 551,540,947.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,323,302.40 : 673,984,953.60 = 367,693,964.80 : x
  2. Step 2: Convert to fraction form
    449,323,302.40/673,984,953.60 = 367,693,964.80/x
  3. Step 3: Cross multiply
    449,323,302.40x = 673,984,953.60 × 367,693,964.80
  4. Step 4: Simplify right side
    449,323,302.40x = 247,820,199,804,728,064
  5. Step 5: Solve for x
    x = 247,820,199,804,728,064/449,323,302.40
  6. Step 6: Final answer
    x = 551,540,947.20

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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.