Home / 68,398,829.52-94,388,541.30-39,029,630.64

Finding the Fourth Proportional to 68,398,829.52, 94,388,541.30 and 39,029,630.64

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Solution

The fourth proportional to 68,398,829.52, 94,388,541.30 and 39,029,630.64 is: 53,859,838.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,398,829.52 : 94,388,541.30 = 39,029,630.64 : x
  2. Step 2: Convert to fraction form
    68,398,829.52/94,388,541.30 = 39,029,630.64/x
  3. Step 3: Cross multiply
    68,398,829.52x = 94,388,541.30 × 39,029,630.64
  4. Step 4: Simplify right side
    68,398,829.52x = 3,683,949,903,587,385.50
  5. Step 5: Solve for x
    x = 3,683,949,903,587,385.50/68,398,829.52
  6. Step 6: Final answer
    x = 53,859,838.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.