Home / 1,273,702,665.76-1,910,482,130.16-564,446,960.80

Finding the Fourth Proportional to 1,273,702,665.76, 1,910,482,130.16 and 564,446,960.80

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Solution

The fourth proportional to 1,273,702,665.76, 1,910,482,130.16 and 564,446,960.80 is: 846,638,592.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,702,665.76 : 1,910,482,130.16 = 564,446,960.80 : x
  2. Step 2: Convert to fraction form
    1,273,702,665.76/1,910,482,130.16 = 564,446,960.80/x
  3. Step 3: Cross multiply
    1,273,702,665.76x = 1,910,482,130.16 × 564,446,960.80
  4. Step 4: Simplify right side
    1,273,702,665.76x = 1,078,365,832,031,521,920
  5. Step 5: Solve for x
    x = 1,078,365,832,031,521,920/1,273,702,665.76
  6. Step 6: Final answer
    x = 846,638,592.37

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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.