Home / 674,072,542.20-1,011,108,813.30-609,575,287.80

Finding the Fourth Proportional to 674,072,542.20, 1,011,108,813.30 and 609,575,287.80

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Solution

The fourth proportional to 674,072,542.20, 1,011,108,813.30 and 609,575,287.80 is: 914,362,931.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,072,542.20 : 1,011,108,813.30 = 609,575,287.80 : x
  2. Step 2: Convert to fraction form
    674,072,542.20/1,011,108,813.30 = 609,575,287.80/x
  3. Step 3: Cross multiply
    674,072,542.20x = 1,011,108,813.30 × 609,575,287.80
  4. Step 4: Simplify right side
    674,072,542.20x = 616,346,945,864,463,872
  5. Step 5: Solve for x
    x = 616,346,945,864,463,872/674,072,542.20
  6. Step 6: Final answer
    x = 914,362,931.70

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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.