Home / 115,247,158.02-159,042,311.73-63,035,077.23

Finding the Fourth Proportional to 115,247,158.02, 159,042,311.73 and 63,035,077.23

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Solution

The fourth proportional to 115,247,158.02, 159,042,311.73 and 63,035,077.23 is: 86,989,081.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,247,158.02 : 159,042,311.73 = 63,035,077.23 : x
  2. Step 2: Convert to fraction form
    115,247,158.02/159,042,311.73 = 63,035,077.23/x
  3. Step 3: Cross multiply
    115,247,158.02x = 159,042,311.73 × 63,035,077.23
  4. Step 4: Simplify right side
    115,247,158.02x = 10,025,244,402,738,284
  5. Step 5: Solve for x
    x = 10,025,244,402,738,284/115,247,158.02
  6. Step 6: Final answer
    x = 86,989,081.34

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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.