Home / 495,707,646.45-684,072,769.32-272,684,525.79

Finding the Fourth Proportional to 495,707,646.45, 684,072,769.32 and 272,684,525.79

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Solution

The fourth proportional to 495,707,646.45, 684,072,769.32 and 272,684,525.79 is: 376,302,564.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,707,646.45 : 684,072,769.32 = 272,684,525.79 : x
  2. Step 2: Convert to fraction form
    495,707,646.45/684,072,769.32 = 272,684,525.79/x
  3. Step 3: Cross multiply
    495,707,646.45x = 684,072,769.32 × 272,684,525.79
  4. Step 4: Simplify right side
    495,707,646.45x = 186,536,058,707,876,288
  5. Step 5: Solve for x
    x = 186,536,058,707,876,288/495,707,646.45
  6. Step 6: Final answer
    x = 376,302,564.71

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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.