Home / 435,455,999.10-653,183,998.65-193,118,903.10

Finding the Fourth Proportional to 435,455,999.10, 653,183,998.65 and 193,118,903.10

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Solution

The fourth proportional to 435,455,999.10, 653,183,998.65 and 193,118,903.10 is: 289,678,354.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,455,999.10 : 653,183,998.65 = 193,118,903.10 : x
  2. Step 2: Convert to fraction form
    435,455,999.10/653,183,998.65 = 193,118,903.10/x
  3. Step 3: Cross multiply
    435,455,999.10x = 653,183,998.65 × 193,118,903.10
  4. Step 4: Simplify right side
    435,455,999.10x = 126,142,177,341,759,872
  5. Step 5: Solve for x
    x = 126,142,177,341,759,872/435,455,999.10
  6. Step 6: Final answer
    x = 289,678,354.65

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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.