Home / 93,388,085.96-128,874,213.36-51,573,920.55

Finding the Fourth Proportional to 93,388,085.96, 128,874,213.36 and 51,573,920.55

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Solution

The fourth proportional to 93,388,085.96, 128,874,213.36 and 51,573,920.55 is: 71,171,267.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,388,085.96 : 128,874,213.36 = 51,573,920.55 : x
  2. Step 2: Convert to fraction form
    93,388,085.96/128,874,213.36 = 51,573,920.55/x
  3. Step 3: Cross multiply
    93,388,085.96x = 128,874,213.36 × 51,573,920.55
  4. Step 4: Simplify right side
    93,388,085.96x = 6,646,548,439,870,148
  5. Step 5: Solve for x
    x = 6,646,548,439,870,148/93,388,085.96
  6. Step 6: Final answer
    x = 71,171,267.42

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1.5x scale

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.