Home / 174,185,130.60-261,277,695.90-128,835,498.60

Finding the Fourth Proportional to 174,185,130.60, 261,277,695.90 and 128,835,498.60

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Solution

The fourth proportional to 174,185,130.60, 261,277,695.90 and 128,835,498.60 is: 193,253,247.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,185,130.60 : 261,277,695.90 = 128,835,498.60 : x
  2. Step 2: Convert to fraction form
    174,185,130.60/261,277,695.90 = 128,835,498.60/x
  3. Step 3: Cross multiply
    174,185,130.60x = 261,277,695.90 × 128,835,498.60
  4. Step 4: Simplify right side
    174,185,130.60x = 33,661,842,224,335,676
  5. Step 5: Solve for x
    x = 33,661,842,224,335,676/174,185,130.60
  6. Step 6: Final answer
    x = 193,253,247.90

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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.