Home / 166,921,167.60-250,381,751.40-105,699,164.40

Finding the Fourth Proportional to 166,921,167.60, 250,381,751.40 and 105,699,164.40

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Solution

The fourth proportional to 166,921,167.60, 250,381,751.40 and 105,699,164.40 is: 158,548,746.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,921,167.60 : 250,381,751.40 = 105,699,164.40 : x
  2. Step 2: Convert to fraction form
    166,921,167.60/250,381,751.40 = 105,699,164.40/x
  3. Step 3: Cross multiply
    166,921,167.60x = 250,381,751.40 × 105,699,164.40
  4. Step 4: Simplify right side
    166,921,167.60x = 26,465,141,903,988,532
  5. Step 5: Solve for x
    x = 26,465,141,903,988,532/166,921,167.60
  6. Step 6: Final answer
    x = 158,548,746.60

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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.