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Finding the Fourth Proportional to 1,805,987,503.84, 2,708,691,288.72 and 495,583,526.56

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Solution

The fourth proportional to 1,805,987,503.84, 2,708,691,288.72 and 495,583,526.56 is: 743,295,719.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,805,987,503.84 : 2,708,691,288.72 = 495,583,526.56 : x
  2. Step 2: Convert to fraction form
    1,805,987,503.84/2,708,691,288.72 = 495,583,526.56/x
  3. Step 3: Cross multiply
    1,805,987,503.84x = 2,708,691,288.72 × 495,583,526.56
  4. Step 4: Simplify right side
    1,805,987,503.84x = 1,342,382,781,226,208,768
  5. Step 5: Solve for x
    x = 1,342,382,781,226,208,768/1,805,987,503.84
  6. Step 6: Final answer
    x = 743,295,719.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.