Home / 473,747,213.23-653,720,823.05-262,020,399.21

Finding the Fourth Proportional to 473,747,213.23, 653,720,823.05 and 262,020,399.21

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Solution

The fourth proportional to 473,747,213.23, 653,720,823.05 and 262,020,399.21 is: 361,560,313.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,747,213.23 : 653,720,823.05 = 262,020,399.21 : x
  2. Step 2: Convert to fraction form
    473,747,213.23/653,720,823.05 = 262,020,399.21/x
  3. Step 3: Cross multiply
    473,747,213.23x = 653,720,823.05 × 262,020,399.21
  4. Step 4: Simplify right side
    473,747,213.23x = 171,288,191,026,140,672
  5. Step 5: Solve for x
    x = 171,288,191,026,140,672/473,747,213.23
  6. Step 6: Final answer
    x = 361,560,313.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.