Home / 146,528,434.15-202,209,637.01-80,453,212.18

Finding the Fourth Proportional to 146,528,434.15, 202,209,637.01 and 80,453,212.18

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Solution

The fourth proportional to 146,528,434.15, 202,209,637.01 and 80,453,212.18 is: 111,025,651.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,528,434.15 : 202,209,637.01 = 80,453,212.18 : x
  2. Step 2: Convert to fraction form
    146,528,434.15/202,209,637.01 = 80,453,212.18/x
  3. Step 3: Cross multiply
    146,528,434.15x = 202,209,637.01 × 80,453,212.18
  4. Step 4: Simplify right side
    146,528,434.15x = 16,268,414,831,206,312
  5. Step 5: Solve for x
    x = 16,268,414,831,206,312/146,528,434.15
  6. Step 6: Final answer
    x = 111,025,651.27

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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.