Home / 2,640,290,851,672.80-3,960,431,334,222.50-827,305,260,417.25

Finding the Fourth Proportional to 2,640,290,851,672.80, 3,960,431,334,222.50 and 827,305,260,417.25

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Solution

The fourth proportional to 2,640,290,851,672.80, 3,960,431,334,222.50 and 827,305,260,417.25 is: 1,240,956,341,702.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,640,290,851,672.80 : 3,960,431,334,222.50 = 827,305,260,417.25 : x
  2. Step 2: Convert to fraction form
    2,640,290,851,672.80/3,960,431,334,222.50 = 827,305,260,417.25/x
  3. Step 3: Cross multiply
    2,640,290,851,672.80x = 3,960,431,334,222.50 × 827,305,260,417.25
  4. Step 4: Simplify right side
    2,640,290,851,672.80x = 3,276,485,676,323,582,230,134,784
  5. Step 5: Solve for x
    x = 3,276,485,676,323,582,230,134,784/2,640,290,851,672.80
  6. Step 6: Final answer
    x = 1,240,956,341,702.93

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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.