Home / 228,363,873.45-342,689,907.18-97,205,940.51

Finding the Fourth Proportional to 228,363,873.45, 342,689,907.18 and 97,205,940.51

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Solution

The fourth proportional to 228,363,873.45, 342,689,907.18 and 97,205,940.51 is: 145,870,247.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,363,873.45 : 342,689,907.18 = 97,205,940.51 : x
  2. Step 2: Convert to fraction form
    228,363,873.45/342,689,907.18 = 97,205,940.51/x
  3. Step 3: Cross multiply
    228,363,873.45x = 342,689,907.18 × 97,205,940.51
  4. Step 4: Simplify right side
    228,363,873.45x = 33,311,494,730,716,504
  5. Step 5: Solve for x
    x = 33,311,494,730,716,504/228,363,873.45
  6. Step 6: Final answer
    x = 145,870,247.46

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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.