Home / 203,584,802.40-305,377,203.60-122,963,234.40

Finding the Fourth Proportional to 203,584,802.40, 305,377,203.60 and 122,963,234.40

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Solution

The fourth proportional to 203,584,802.40, 305,377,203.60 and 122,963,234.40 is: 184,444,851.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,584,802.40 : 305,377,203.60 = 122,963,234.40 : x
  2. Step 2: Convert to fraction form
    203,584,802.40/305,377,203.60 = 122,963,234.40/x
  3. Step 3: Cross multiply
    203,584,802.40x = 305,377,203.60 × 122,963,234.40
  4. Step 4: Simplify right side
    203,584,802.40x = 37,550,168,666,683,328
  5. Step 5: Solve for x
    x = 37,550,168,666,683,328/203,584,802.40
  6. Step 6: Final answer
    x = 184,444,851.60

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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.