Home / 293,831,640.60-440,369,547.30-178,693,963.80

Finding the Fourth Proportional to 293,831,640.60, 440,369,547.30 and 178,693,963.80

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Solution

The fourth proportional to 293,831,640.60, 440,369,547.30 and 178,693,963.80 is: 267,811,117.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,831,640.60 : 440,369,547.30 = 178,693,963.80 : x
  2. Step 2: Convert to fraction form
    293,831,640.60/440,369,547.30 = 178,693,963.80/x
  3. Step 3: Cross multiply
    293,831,640.60x = 440,369,547.30 × 178,693,963.80
  4. Step 4: Simplify right side
    293,831,640.60x = 78,691,379,943,848,592
  5. Step 5: Solve for x
    x = 78,691,379,943,848,592/293,831,640.60
  6. Step 6: Final answer
    x = 267,811,117.22

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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.