Home / 316,583,556.05-436,885,348.76-175,463,887.20

Finding the Fourth Proportional to 316,583,556.05, 436,885,348.76 and 175,463,887.20

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Solution

The fourth proportional to 316,583,556.05, 436,885,348.76 and 175,463,887.20 is: 242,140,187.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,583,556.05 : 436,885,348.76 = 175,463,887.20 : x
  2. Step 2: Convert to fraction form
    316,583,556.05/436,885,348.76 = 175,463,887.20/x
  3. Step 3: Cross multiply
    316,583,556.05x = 436,885,348.76 × 175,463,887.20
  4. Step 4: Simplify right side
    316,583,556.05x = 76,657,601,552,301,392
  5. Step 5: Solve for x
    x = 76,657,601,552,301,392/316,583,556.05
  6. Step 6: Final answer
    x = 242,140,187.28

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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.