Home / 186,421,527.04-257,371,937.68-165,737,744.56

Finding the Fourth Proportional to 186,421,527.04, 257,371,937.68 and 165,737,744.56

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Solution

The fourth proportional to 186,421,527.04, 257,371,937.68 and 165,737,744.56 is: 228,816,087.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,421,527.04 : 257,371,937.68 = 165,737,744.56 : x
  2. Step 2: Convert to fraction form
    186,421,527.04/257,371,937.68 = 165,737,744.56/x
  3. Step 3: Cross multiply
    186,421,527.04x = 257,371,937.68 × 165,737,744.56
  4. Step 4: Simplify right side
    186,421,527.04x = 42,656,244,464,120,080
  5. Step 5: Solve for x
    x = 42,656,244,464,120,080/186,421,527.04
  6. Step 6: Final answer
    x = 228,816,087.61

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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.