Home / 1,003,104,401.10-1,504,656,601.65-347,837,648.10

Finding the Fourth Proportional to 1,003,104,401.10, 1,504,656,601.65 and 347,837,648.10

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Solution

The fourth proportional to 1,003,104,401.10, 1,504,656,601.65 and 347,837,648.10 is: 521,756,472.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,104,401.10 : 1,504,656,601.65 = 347,837,648.10 : x
  2. Step 2: Convert to fraction form
    1,003,104,401.10/1,504,656,601.65 = 347,837,648.10/x
  3. Step 3: Cross multiply
    1,003,104,401.10x = 1,504,656,601.65 × 347,837,648.10
  4. Step 4: Simplify right side
    1,003,104,401.10x = 523,376,213,516,074,624
  5. Step 5: Solve for x
    x = 523,376,213,516,074,624/1,003,104,401.10
  6. Step 6: Final answer
    x = 521,756,472.15

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Double scale
Find fourth proportional to 1,003,104,402.10, 1,504,656,603.15 and 347,837,649.10
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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.