Home / 1,640,745,481.86-2,461,124,533.65-397,173,910.92

Finding the Fourth Proportional to 1,640,745,481.86, 2,461,124,533.65 and 397,173,910.92

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Solution

The fourth proportional to 1,640,745,481.86, 2,461,124,533.65 and 397,173,910.92 is: 595,762,394.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,745,481.86 : 2,461,124,533.65 = 397,173,910.92 : x
  2. Step 2: Convert to fraction form
    1,640,745,481.86/2,461,124,533.65 = 397,173,910.92/x
  3. Step 3: Cross multiply
    1,640,745,481.86x = 2,461,124,533.65 × 397,173,910.92
  4. Step 4: Simplify right side
    1,640,745,481.86x = 977,494,456,282,456,960
  5. Step 5: Solve for x
    x = 977,494,456,282,456,960/1,640,745,481.86
  6. Step 6: Final answer
    x = 595,762,394.04

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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.