Home / 93,400,455.70-128,892,878.94-52,148,824.30

Finding the Fourth Proportional to 93,400,455.70, 128,892,878.94 and 52,148,824.30

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Solution

The fourth proportional to 93,400,455.70, 128,892,878.94 and 52,148,824.30 is: 71,965,517.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,400,455.70 : 128,892,878.94 = 52,148,824.30 : x
  2. Step 2: Convert to fraction form
    93,400,455.70/128,892,878.94 = 52,148,824.30/x
  3. Step 3: Cross multiply
    93,400,455.70x = 128,892,878.94 × 52,148,824.30
  4. Step 4: Simplify right side
    93,400,455.70x = 6,721,612,097,363,230
  5. Step 5: Solve for x
    x = 6,721,612,097,363,230/93,400,455.70
  6. Step 6: Final answer
    x = 71,965,517.16

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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.