Home / 93,312,083.05-139,968,124.58-85,375,897.45

Finding the Fourth Proportional to 93,312,083.05, 139,968,124.58 and 85,375,897.45

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Solution

The fourth proportional to 93,312,083.05, 139,968,124.58 and 85,375,897.45 is: 128,063,846.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,083.05 : 139,968,124.58 = 85,375,897.45 : x
  2. Step 2: Convert to fraction form
    93,312,083.05/139,968,124.58 = 85,375,897.45/x
  3. Step 3: Cross multiply
    93,312,083.05x = 139,968,124.58 × 85,375,897.45
  4. Step 4: Simplify right side
    93,312,083.05x = 11,949,904,250,410,906
  5. Step 5: Solve for x
    x = 11,949,904,250,410,906/93,312,083.05
  6. Step 6: Final answer
    x = 128,063,846.18

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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.