Home / 93,312,128.70-139,968,193.05-84,802,074.30

Finding the Fourth Proportional to 93,312,128.70, 139,968,193.05 and 84,802,074.30

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Solution

The fourth proportional to 93,312,128.70, 139,968,193.05 and 84,802,074.30 is: 127,203,111.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,128.70 : 139,968,193.05 = 84,802,074.30 : x
  2. Step 2: Convert to fraction form
    93,312,128.70/139,968,193.05 = 84,802,074.30/x
  3. Step 3: Cross multiply
    93,312,128.70x = 139,968,193.05 × 84,802,074.30
  4. Step 4: Simplify right side
    93,312,128.70x = 11,869,593,106,662,844
  5. Step 5: Solve for x
    x = 11,869,593,106,662,844/93,312,128.70
  6. Step 6: Final answer
    x = 127,203,111.45

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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.