Home / 106,996,916.20-160,495,374.30-68,733,164.20

Finding the Fourth Proportional to 106,996,916.20, 160,495,374.30 and 68,733,164.20

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Solution

The fourth proportional to 106,996,916.20, 160,495,374.30 and 68,733,164.20 is: 103,099,746.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,996,916.20 : 160,495,374.30 = 68,733,164.20 : x
  2. Step 2: Convert to fraction form
    106,996,916.20/160,495,374.30 = 68,733,164.20/x
  3. Step 3: Cross multiply
    106,996,916.20x = 160,495,374.30 × 68,733,164.20
  4. Step 4: Simplify right side
    106,996,916.20x = 11,031,354,915,102,362
  5. Step 5: Solve for x
    x = 11,031,354,915,102,362/106,996,916.20
  6. Step 6: Final answer
    x = 103,099,746.30

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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.