Home / 487,393,605.35-672,602,485.92-264,375,017.70

Finding the Fourth Proportional to 487,393,605.35, 672,602,485.92 and 264,375,017.70

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Solution

The fourth proportional to 487,393,605.35, 672,602,485.92 and 264,375,017.70 is: 364,837,150.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,393,605.35 : 672,602,485.92 = 264,375,017.70 : x
  2. Step 2: Convert to fraction form
    487,393,605.35/672,602,485.92 = 264,375,017.70/x
  3. Step 3: Cross multiply
    487,393,605.35x = 672,602,485.92 × 264,375,017.70
  4. Step 4: Simplify right side
    487,393,605.35x = 177,819,294,116,650,336
  5. Step 5: Solve for x
    x = 177,819,294,116,650,336/487,393,605.35
  6. Step 6: Final answer
    x = 364,837,150.44

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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.