Home / 104,704,072.40-157,056,108.60-40,878,664.40

Finding the Fourth Proportional to 104,704,072.40, 157,056,108.60 and 40,878,664.40

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Solution

The fourth proportional to 104,704,072.40, 157,056,108.60 and 40,878,664.40 is: 61,317,996.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,704,072.40 : 157,056,108.60 = 40,878,664.40 : x
  2. Step 2: Convert to fraction form
    104,704,072.40/157,056,108.60 = 40,878,664.40/x
  3. Step 3: Cross multiply
    104,704,072.40x = 157,056,108.60 × 40,878,664.40
  4. Step 4: Simplify right side
    104,704,072.40x = 6,420,243,955,429,353
  5. Step 5: Solve for x
    x = 6,420,243,955,429,353/104,704,072.40
  6. Step 6: Final answer
    x = 61,317,996.60

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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.