Home / 435,528,098.60-653,292,147.90-193,191,002.60

Finding the Fourth Proportional to 435,528,098.60, 653,292,147.90 and 193,191,002.60

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Solution

The fourth proportional to 435,528,098.60, 653,292,147.90 and 193,191,002.60 is: 289,786,503.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,528,098.60 : 653,292,147.90 = 193,191,002.60 : x
  2. Step 2: Convert to fraction form
    435,528,098.60/653,292,147.90 = 193,191,002.60/x
  3. Step 3: Cross multiply
    435,528,098.60x = 653,292,147.90 × 193,191,002.60
  4. Step 4: Simplify right side
    435,528,098.60x = 126,210,165,043,508,480
  5. Step 5: Solve for x
    x = 126,210,165,043,508,480/435,528,098.60
  6. Step 6: Final answer
    x = 289,786,503.90

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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.