Home / 319,575,598.35-441,318,906.96-302,165,341.02

Finding the Fourth Proportional to 319,575,598.35, 441,318,906.96 and 302,165,341.02

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Solution

The fourth proportional to 319,575,598.35, 441,318,906.96 and 302,165,341.02 is: 417,276,158.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,575,598.35 : 441,318,906.96 = 302,165,341.02 : x
  2. Step 2: Convert to fraction form
    319,575,598.35/441,318,906.96 = 302,165,341.02/x
  3. Step 3: Cross multiply
    319,575,598.35x = 441,318,906.96 × 302,165,341.02
  4. Step 4: Simplify right side
    319,575,598.35x = 133,351,278,020,142,032
  5. Step 5: Solve for x
    x = 133,351,278,020,142,032/319,575,598.35
  6. Step 6: Final answer
    x = 417,276,158.47

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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.