Home / 156,784,718.56-216,375,030.66-94,063,176.94

Finding the Fourth Proportional to 156,784,718.56, 216,375,030.66 and 94,063,176.94

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Solution

The fourth proportional to 156,784,718.56, 216,375,030.66 and 94,063,176.94 is: 129,814,455.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,784,718.56 : 216,375,030.66 = 94,063,176.94 : x
  2. Step 2: Convert to fraction form
    156,784,718.56/216,375,030.66 = 94,063,176.94/x
  3. Step 3: Cross multiply
    156,784,718.56x = 216,375,030.66 × 94,063,176.94
  4. Step 4: Simplify right side
    156,784,718.56x = 20,352,922,794,369,504
  5. Step 5: Solve for x
    x = 20,352,922,794,369,504/156,784,718.56
  6. Step 6: Final answer
    x = 129,814,455.01

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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.