Home / 93,346,701.78-128,815,071.66-51,529,868.94

Finding the Fourth Proportional to 93,346,701.78, 128,815,071.66 and 51,529,868.94

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Solution

The fourth proportional to 93,346,701.78, 128,815,071.66 and 51,529,868.94 is: 71,109,355.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,346,701.78 : 128,815,071.66 = 51,529,868.94 : x
  2. Step 2: Convert to fraction form
    93,346,701.78/128,815,071.66 = 51,529,868.94/x
  3. Step 3: Cross multiply
    93,346,701.78x = 128,815,071.66 × 51,529,868.94
  4. Step 4: Simplify right side
    93,346,701.78x = 6,637,823,760,136,508
  5. Step 5: Solve for x
    x = 6,637,823,760,136,508/93,346,701.78
  6. Step 6: Final answer
    x = 71,109,355.06

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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.