Home / 948,026,618.72-1,420,487,038.94-504,898,823.24

Finding the Fourth Proportional to 948,026,618.72, 1,420,487,038.94 and 504,898,823.24

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Solution

The fourth proportional to 948,026,618.72, 1,420,487,038.94 and 504,898,823.24 is: 756,521,199.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,026,618.72 : 1,420,487,038.94 = 504,898,823.24 : x
  2. Step 2: Convert to fraction form
    948,026,618.72/1,420,487,038.94 = 504,898,823.24/x
  3. Step 3: Cross multiply
    948,026,618.72x = 1,420,487,038.94 × 504,898,823.24
  4. Step 4: Simplify right side
    948,026,618.72x = 717,202,234,388,478,080
  5. Step 5: Solve for x
    x = 717,202,234,388,478,080/948,026,618.72
  6. Step 6: Final answer
    x = 756,521,199.12

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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.