Home / 242,640,443.60-363,960,665.40-185,244,815.60

Finding the Fourth Proportional to 242,640,443.60, 363,960,665.40 and 185,244,815.60

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Solution

The fourth proportional to 242,640,443.60, 363,960,665.40 and 185,244,815.60 is: 277,867,223.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,640,443.60 : 363,960,665.40 = 185,244,815.60 : x
  2. Step 2: Convert to fraction form
    242,640,443.60/363,960,665.40 = 185,244,815.60/x
  3. Step 3: Cross multiply
    242,640,443.60x = 363,960,665.40 × 185,244,815.60
  4. Step 4: Simplify right side
    242,640,443.60x = 67,421,826,347,676,296
  5. Step 5: Solve for x
    x = 67,421,826,347,676,296/242,640,443.60
  6. Step 6: Final answer
    x = 277,867,223.40

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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.