Home / 93,312,105.90-139,968,158.85-70,133,405.10

Finding the Fourth Proportional to 93,312,105.90, 139,968,158.85 and 70,133,405.10

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Solution

The fourth proportional to 93,312,105.90, 139,968,158.85 and 70,133,405.10 is: 105,200,107.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,105.90 : 139,968,158.85 = 70,133,405.10 : x
  2. Step 2: Convert to fraction form
    93,312,105.90/139,968,158.85 = 70,133,405.10/x
  3. Step 3: Cross multiply
    93,312,105.90x = 139,968,158.85 × 70,133,405.10
  4. Step 4: Simplify right side
    93,312,105.90x = 9,816,443,585,728,198
  5. Step 5: Solve for x
    x = 9,816,443,585,728,198/93,312,105.90
  6. Step 6: Final answer
    x = 105,200,107.65

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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.