Home / 432,846,294.60-649,675,349.10-228,521,008.20

Finding the Fourth Proportional to 432,846,294.60, 649,675,349.10 and 228,521,008.20

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Solution

The fourth proportional to 432,846,294.60, 649,675,349.10 and 228,521,008.20 is: 342,995,810.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,846,294.60 : 649,675,349.10 = 228,521,008.20 : x
  2. Step 2: Convert to fraction form
    432,846,294.60/649,675,349.10 = 228,521,008.20/x
  3. Step 3: Cross multiply
    432,846,294.60x = 649,675,349.10 × 228,521,008.20
  4. Step 4: Simplify right side
    432,846,294.60x = 148,464,465,779,018,976
  5. Step 5: Solve for x
    x = 148,464,465,779,018,976/432,846,294.60
  6. Step 6: Final answer
    x = 342,995,810.83

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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.