Home / 454,668,403.34-681,898,353.42-127,167,056.04

Finding the Fourth Proportional to 454,668,403.34, 681,898,353.42 and 127,167,056.04

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Solution

The fourth proportional to 454,668,403.34, 681,898,353.42 and 127,167,056.04 is: 190,721,425.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,668,403.34 : 681,898,353.42 = 127,167,056.04 : x
  2. Step 2: Convert to fraction form
    454,668,403.34/681,898,353.42 = 127,167,056.04/x
  3. Step 3: Cross multiply
    454,668,403.34x = 681,898,353.42 × 127,167,056.04
  4. Step 4: Simplify right side
    454,668,403.34x = 86,715,006,122,944,864
  5. Step 5: Solve for x
    x = 86,715,006,122,944,864/454,668,403.34
  6. Step 6: Final answer
    x = 190,721,425.74

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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.