Home / 93,215,640.80-139,886,446.80-52,275,000.80

Finding the Fourth Proportional to 93,215,640.80, 139,886,446.80 and 52,275,000.80

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Solution

The fourth proportional to 93,215,640.80, 139,886,446.80 and 52,275,000.80 is: 78,447,823.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,215,640.80 : 139,886,446.80 = 52,275,000.80 : x
  2. Step 2: Convert to fraction form
    93,215,640.80/139,886,446.80 = 52,275,000.80/x
  3. Step 3: Cross multiply
    93,215,640.80x = 139,886,446.80 × 52,275,000.80
  4. Step 4: Simplify right side
    93,215,640.80x = 7,312,564,118,379,158
  5. Step 5: Solve for x
    x = 7,312,564,118,379,158/93,215,640.80
  6. Step 6: Final answer
    x = 78,447,823.30

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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.