Home / 131,523,512.41-181,495,062.35-71,984,687.27

Finding the Fourth Proportional to 131,523,512.41, 181,495,062.35 and 71,984,687.27

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Solution

The fourth proportional to 131,523,512.41, 181,495,062.35 and 71,984,687.27 is: 99,334,826.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,523,512.41 : 181,495,062.35 = 71,984,687.27 : x
  2. Step 2: Convert to fraction form
    131,523,512.41/181,495,062.35 = 71,984,687.27/x
  3. Step 3: Cross multiply
    131,523,512.41x = 181,495,062.35 × 71,984,687.27
  4. Step 4: Simplify right side
    131,523,512.41x = 13,064,865,303,979,962
  5. Step 5: Solve for x
    x = 13,064,865,303,979,962/131,523,512.41
  6. Step 6: Final answer
    x = 99,334,826.64

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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.