Home / 156,829,718.80-235,244,578.20-105,173,653.60

Finding the Fourth Proportional to 156,829,718.80, 235,244,578.20 and 105,173,653.60

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Solution

The fourth proportional to 156,829,718.80, 235,244,578.20 and 105,173,653.60 is: 157,760,480.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,829,718.80 : 235,244,578.20 = 105,173,653.60 : x
  2. Step 2: Convert to fraction form
    156,829,718.80/235,244,578.20 = 105,173,653.60/x
  3. Step 3: Cross multiply
    156,829,718.80x = 235,244,578.20 × 105,173,653.60
  4. Step 4: Simplify right side
    156,829,718.80x = 24,741,531,778,884,908
  5. Step 5: Solve for x
    x = 24,741,531,778,884,908/156,829,718.80
  6. Step 6: Final answer
    x = 157,760,480.40

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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.