Home / 176,640,741.02-265,074,485.61-85,714,728.86

Finding the Fourth Proportional to 176,640,741.02, 265,074,485.61 and 85,714,728.86

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Solution

The fourth proportional to 176,640,741.02, 265,074,485.61 and 85,714,728.86 is: 128,627,107.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,640,741.02 : 265,074,485.61 = 85,714,728.86 : x
  2. Step 2: Convert to fraction form
    176,640,741.02/265,074,485.61 = 85,714,728.86/x
  3. Step 3: Cross multiply
    176,640,741.02x = 265,074,485.61 × 85,714,728.86
  4. Step 4: Simplify right side
    176,640,741.02x = 22,720,787,660,439,752
  5. Step 5: Solve for x
    x = 22,720,787,660,439,752/176,640,741.02
  6. Step 6: Final answer
    x = 128,627,107.94

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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.