Home / 93,312,003.70-139,968,005.55-82,352,509.30

Finding the Fourth Proportional to 93,312,003.70, 139,968,005.55 and 82,352,509.30

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Solution

The fourth proportional to 93,312,003.70, 139,968,005.55 and 82,352,509.30 is: 123,528,763.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,003.70 : 139,968,005.55 = 82,352,509.30 : x
  2. Step 2: Convert to fraction form
    93,312,003.70/139,968,005.55 = 82,352,509.30/x
  3. Step 3: Cross multiply
    93,312,003.70x = 139,968,005.55 × 82,352,509.30
  4. Step 4: Simplify right side
    93,312,003.70x = 11,526,716,478,758,828
  5. Step 5: Solve for x
    x = 11,526,716,478,758,828/93,312,003.70
  6. Step 6: Final answer
    x = 123,528,763.95

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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.