Home / 149,886,453.30-206,900,384.50-97,688,187.06

Finding the Fourth Proportional to 149,886,453.30, 206,900,384.50 and 97,688,187.06

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Solution

The fourth proportional to 149,886,453.30, 206,900,384.50 and 97,688,187.06 is: 134,846,899.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,886,453.30 : 206,900,384.50 = 97,688,187.06 : x
  2. Step 2: Convert to fraction form
    149,886,453.30/206,900,384.50 = 97,688,187.06/x
  3. Step 3: Cross multiply
    149,886,453.30x = 206,900,384.50 × 97,688,187.06
  4. Step 4: Simplify right side
    149,886,453.30x = 20,211,723,463,821,924
  5. Step 5: Solve for x
    x = 20,211,723,463,821,924/149,886,453.30
  6. Step 6: Final answer
    x = 134,846,899.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.