Home / 118,784,118.20-178,034,459.70-106,596,404.60

Finding the Fourth Proportional to 118,784,118.20, 178,034,459.70 and 106,596,404.60

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Solution

The fourth proportional to 118,784,118.20, 178,034,459.70 and 106,596,404.60 is: 159,767,430.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,784,118.20 : 178,034,459.70 = 106,596,404.60 : x
  2. Step 2: Convert to fraction form
    118,784,118.20/178,034,459.70 = 106,596,404.60/x
  3. Step 3: Cross multiply
    118,784,118.20x = 178,034,459.70 × 106,596,404.60
  4. Step 4: Simplify right side
    118,784,118.20x = 18,977,833,298,923,592
  5. Step 5: Solve for x
    x = 18,977,833,298,923,592/118,784,118.20
  6. Step 6: Final answer
    x = 159,767,430.08

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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.