Home / 138,248,783.60-207,373,175.40-116,077,852.40

Finding the Fourth Proportional to 138,248,783.60, 207,373,175.40 and 116,077,852.40

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Solution

The fourth proportional to 138,248,783.60, 207,373,175.40 and 116,077,852.40 is: 174,116,778.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,248,783.60 : 207,373,175.40 = 116,077,852.40 : x
  2. Step 2: Convert to fraction form
    138,248,783.60/207,373,175.40 = 116,077,852.40/x
  3. Step 3: Cross multiply
    138,248,783.60x = 207,373,175.40 × 116,077,852.40
  4. Step 4: Simplify right side
    138,248,783.60x = 24,071,432,845,800,512
  5. Step 5: Solve for x
    x = 24,071,432,845,800,512/138,248,783.60
  6. Step 6: Final answer
    x = 174,116,778.60

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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.