Home / 74,893,121.60-112,339,682.40-29,439,809.60

Finding the Fourth Proportional to 74,893,121.60, 112,339,682.40 and 29,439,809.60

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Solution

The fourth proportional to 74,893,121.60, 112,339,682.40 and 29,439,809.60 is: 44,159,714.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,893,121.60 : 112,339,682.40 = 29,439,809.60 : x
  2. Step 2: Convert to fraction form
    74,893,121.60/112,339,682.40 = 29,439,809.60/x
  3. Step 3: Cross multiply
    74,893,121.60x = 112,339,682.40 × 29,439,809.60
  4. Step 4: Simplify right side
    74,893,121.60x = 3,307,258,860,380,471.50
  5. Step 5: Solve for x
    x = 3,307,258,860,380,471.50/74,893,121.60
  6. Step 6: Final answer
    x = 44,159,714.40

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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.