Home / 178,548,500.07-246,395,939.85-100,232,032.86

Finding the Fourth Proportional to 178,548,500.07, 246,395,939.85 and 100,232,032.86

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Solution

The fourth proportional to 178,548,500.07, 246,395,939.85 and 100,232,032.86 is: 138,319,649.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,548,500.07 : 246,395,939.85 = 100,232,032.86 : x
  2. Step 2: Convert to fraction form
    178,548,500.07/246,395,939.85 = 100,232,032.86/x
  3. Step 3: Cross multiply
    178,548,500.07x = 246,395,939.85 × 100,232,032.86
  4. Step 4: Simplify right side
    178,548,500.07x = 24,696,765,939,615,784
  5. Step 5: Solve for x
    x = 24,696,765,939,615,784/178,548,500.07
  6. Step 6: Final answer
    x = 138,319,649.45

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.