Home / 118,779,350.40-178,169,025.60-104,418,633.60

Finding the Fourth Proportional to 118,779,350.40, 178,169,025.60 and 104,418,633.60

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Solution

The fourth proportional to 118,779,350.40, 178,169,025.60 and 104,418,633.60 is: 156,627,950.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,779,350.40 : 178,169,025.60 = 104,418,633.60 : x
  2. Step 2: Convert to fraction form
    118,779,350.40/178,169,025.60 = 104,418,633.60/x
  3. Step 3: Cross multiply
    118,779,350.40x = 178,169,025.60 × 104,418,633.60
  4. Step 4: Simplify right side
    118,779,350.40x = 18,604,166,202,995,420
  5. Step 5: Solve for x
    x = 18,604,166,202,995,420/118,779,350.40
  6. Step 6: Final answer
    x = 156,627,950.40

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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.