Home / 435,495,999.60-653,243,999.40-193,158,903.60

Finding the Fourth Proportional to 435,495,999.60, 653,243,999.40 and 193,158,903.60

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Solution

The fourth proportional to 435,495,999.60, 653,243,999.40 and 193,158,903.60 is: 289,738,355.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,495,999.60 : 653,243,999.40 = 193,158,903.60 : x
  2. Step 2: Convert to fraction form
    435,495,999.60/653,243,999.40 = 193,158,903.60/x
  3. Step 3: Cross multiply
    435,495,999.60x = 653,243,999.40 × 193,158,903.60
  4. Step 4: Simplify right side
    435,495,999.60x = 126,179,894,707,383,056
  5. Step 5: Solve for x
    x = 126,179,894,707,383,056/435,495,999.60
  6. Step 6: Final answer
    x = 289,738,355.40

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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.