Home / 236,196,272.40-354,294,408.60-139,102,001.70

Finding the Fourth Proportional to 236,196,272.40, 354,294,408.60 and 139,102,001.70

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Solution

The fourth proportional to 236,196,272.40, 354,294,408.60 and 139,102,001.70 is: 208,653,002.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,196,272.40 : 354,294,408.60 = 139,102,001.70 : x
  2. Step 2: Convert to fraction form
    236,196,272.40/354,294,408.60 = 139,102,001.70/x
  3. Step 3: Cross multiply
    236,196,272.40x = 354,294,408.60 × 139,102,001.70
  4. Step 4: Simplify right side
    236,196,272.40x = 49,283,061,427,377,696
  5. Step 5: Solve for x
    x = 49,283,061,427,377,696/236,196,272.40
  6. Step 6: Final answer
    x = 208,653,002.55

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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.