Home / 1,029,672,004.20-1,544,060,108.70-339,312,503.40

Finding the Fourth Proportional to 1,029,672,004.20, 1,544,060,108.70 and 339,312,503.40

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Solution

The fourth proportional to 1,029,672,004.20, 1,544,060,108.70 and 339,312,503.40 is: 508,821,157.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,672,004.20 : 1,544,060,108.70 = 339,312,503.40 : x
  2. Step 2: Convert to fraction form
    1,029,672,004.20/1,544,060,108.70 = 339,312,503.40/x
  3. Step 3: Cross multiply
    1,029,672,004.20x = 1,544,060,108.70 × 339,312,503.40
  4. Step 4: Simplify right side
    1,029,672,004.20x = 523,918,900,883,073,088
  5. Step 5: Solve for x
    x = 523,918,900,883,073,088/1,029,672,004.20
  6. Step 6: Final answer
    x = 508,821,157.36

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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.