Home / 132,219,327.60-198,328,991.40-118,827,014.40

Finding the Fourth Proportional to 132,219,327.60, 198,328,991.40 and 118,827,014.40

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Solution

The fourth proportional to 132,219,327.60, 198,328,991.40 and 118,827,014.40 is: 178,240,521.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,219,327.60 : 198,328,991.40 = 118,827,014.40 : x
  2. Step 2: Convert to fraction form
    132,219,327.60/198,328,991.40 = 118,827,014.40/x
  3. Step 3: Cross multiply
    132,219,327.60x = 198,328,991.40 × 118,827,014.40
  4. Step 4: Simplify right side
    132,219,327.60x = 23,566,841,917,025,280
  5. Step 5: Solve for x
    x = 23,566,841,917,025,280/132,219,327.60
  6. Step 6: Final answer
    x = 178,240,521.60

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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.