Home / 176,640,740.52-265,074,484.86-85,714,728.36

Finding the Fourth Proportional to 176,640,740.52, 265,074,484.86 and 85,714,728.36

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Solution

The fourth proportional to 176,640,740.52, 265,074,484.86 and 85,714,728.36 is: 128,627,107.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,640,740.52 : 265,074,484.86 = 85,714,728.36 : x
  2. Step 2: Convert to fraction form
    176,640,740.52/265,074,484.86 = 85,714,728.36/x
  3. Step 3: Cross multiply
    176,640,740.52x = 265,074,484.86 × 85,714,728.36
  4. Step 4: Simplify right side
    176,640,740.52x = 22,720,787,464,941,832
  5. Step 5: Solve for x
    x = 22,720,787,464,941,832/176,640,740.52
  6. Step 6: Final answer
    x = 128,627,107.19

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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.