Home / 176,640,739.52-265,074,483.36-85,714,727.36

Finding the Fourth Proportional to 176,640,739.52, 265,074,483.36 and 85,714,727.36

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Solution

The fourth proportional to 176,640,739.52, 265,074,483.36 and 85,714,727.36 is: 128,627,105.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,640,739.52 : 265,074,483.36 = 85,714,727.36 : x
  2. Step 2: Convert to fraction form
    176,640,739.52/265,074,483.36 = 85,714,727.36/x
  3. Step 3: Cross multiply
    176,640,739.52x = 265,074,483.36 × 85,714,727.36
  4. Step 4: Simplify right side
    176,640,739.52x = 22,720,787,069,969,888
  5. Step 5: Solve for x
    x = 22,720,787,069,969,888/176,640,739.52
  6. Step 6: Final answer
    x = 128,627,105.69

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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.