Home / 157,464,916.70-236,197,375.05-100,211,006.30

Finding the Fourth Proportional to 157,464,916.70, 236,197,375.05 and 100,211,006.30

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Solution

The fourth proportional to 157,464,916.70, 236,197,375.05 and 100,211,006.30 is: 150,316,509.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,916.70 : 236,197,375.05 = 100,211,006.30 : x
  2. Step 2: Convert to fraction form
    157,464,916.70/236,197,375.05 = 100,211,006.30/x
  3. Step 3: Cross multiply
    157,464,916.70x = 236,197,375.05 × 100,211,006.30
  4. Step 4: Simplify right side
    157,464,916.70x = 23,669,576,639,179,012
  5. Step 5: Solve for x
    x = 23,669,576,639,179,012/157,464,916.70
  6. Step 6: Final answer
    x = 150,316,509.45

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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.