Home / 149,202,015.40-223,803,023.10-136,287,999.10

Finding the Fourth Proportional to 149,202,015.40, 223,803,023.10 and 136,287,999.10

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Solution

The fourth proportional to 149,202,015.40, 223,803,023.10 and 136,287,999.10 is: 204,431,998.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,202,015.40 : 223,803,023.10 = 136,287,999.10 : x
  2. Step 2: Convert to fraction form
    149,202,015.40/223,803,023.10 = 136,287,999.10/x
  3. Step 3: Cross multiply
    149,202,015.40x = 223,803,023.10 × 136,287,999.10
  4. Step 4: Simplify right side
    149,202,015.40x = 30,501,666,210,830,076
  5. Step 5: Solve for x
    x = 30,501,666,210,830,076/149,202,015.40
  6. Step 6: Final answer
    x = 204,431,998.65

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1.5x scale

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.