Home / 1,144,638,045.30-1,717,083,039.15-417,784,221.30

Finding the Fourth Proportional to 1,144,638,045.30, 1,717,083,039.15 and 417,784,221.30

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Solution

The fourth proportional to 1,144,638,045.30, 1,717,083,039.15 and 417,784,221.30 is: 626,722,310.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,638,045.30 : 1,717,083,039.15 = 417,784,221.30 : x
  2. Step 2: Convert to fraction form
    1,144,638,045.30/1,717,083,039.15 = 417,784,221.30/x
  3. Step 3: Cross multiply
    1,144,638,045.30x = 1,717,083,039.15 × 417,784,221.30
  4. Step 4: Simplify right side
    1,144,638,045.30x = 717,370,200,418,720,256
  5. Step 5: Solve for x
    x = 717,370,200,418,720,256/1,144,638,045.30
  6. Step 6: Final answer
    x = 626,722,310.48

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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.