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Finding the Fourth Proportional to 807,755,334.88, 1,114,702,314 and 436,477,354.24

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Solution

The fourth proportional to 807,755,334.88, 1,114,702,314 and 436,477,354.24 is: 602,338,722.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,755,334.88 : 1,114,702,314 = 436,477,354.24 : x
  2. Step 2: Convert to fraction form
    807,755,334.88/1,114,702,314 = 436,477,354.24/x
  3. Step 3: Cross multiply
    807,755,334.88x = 1,114,702,314 × 436,477,354.24
  4. Step 4: Simplify right side
    807,755,334.88x = 486,542,316,779,925,696
  5. Step 5: Solve for x
    x = 486,542,316,779,925,696/807,755,334.88
  6. Step 6: Final answer
    x = 602,338,722.84

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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.