Home / 342,248,946.48-472,363,917.84-203,096,435.04

Finding the Fourth Proportional to 342,248,946.48, 472,363,917.84 and 203,096,435.04

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Solution

The fourth proportional to 342,248,946.48, 472,363,917.84 and 203,096,435.04 is: 280,308,905.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,248,946.48 : 472,363,917.84 = 203,096,435.04 : x
  2. Step 2: Convert to fraction form
    342,248,946.48/472,363,917.84 = 203,096,435.04/x
  3. Step 3: Cross multiply
    342,248,946.48x = 472,363,917.84 × 203,096,435.04
  4. Step 4: Simplify right side
    342,248,946.48x = 95,935,427,754,831,440
  5. Step 5: Solve for x
    x = 95,935,427,754,831,440/342,248,946.48
  6. Step 6: Final answer
    x = 280,308,905.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.