Home / 435,489,897.60-653,234,846.40-193,152,801.60

Finding the Fourth Proportional to 435,489,897.60, 653,234,846.40 and 193,152,801.60

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Solution

The fourth proportional to 435,489,897.60, 653,234,846.40 and 193,152,801.60 is: 289,729,202.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,489,897.60 : 653,234,846.40 = 193,152,801.60 : x
  2. Step 2: Convert to fraction form
    435,489,897.60/653,234,846.40 = 193,152,801.60/x
  3. Step 3: Cross multiply
    435,489,897.60x = 653,234,846.40 × 193,152,801.60
  4. Step 4: Simplify right side
    435,489,897.60x = 126,174,140,684,905,664
  5. Step 5: Solve for x
    x = 126,174,140,684,905,664/435,489,897.60
  6. Step 6: Final answer
    x = 289,729,202.40

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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.