Home / 607,292,518.94-911,361,651.38-213,851,036.03

Finding the Fourth Proportional to 607,292,518.94, 911,361,651.38 and 213,851,036.03

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Solution

The fourth proportional to 607,292,518.94, 911,361,651.38 and 213,851,036.03 is: 320,925,463.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,292,518.94 : 911,361,651.38 = 213,851,036.03 : x
  2. Step 2: Convert to fraction form
    607,292,518.94/911,361,651.38 = 213,851,036.03/x
  3. Step 3: Cross multiply
    607,292,518.94x = 911,361,651.38 × 213,851,036.03
  4. Step 4: Simplify right side
    607,292,518.94x = 194,895,633,339,998,624
  5. Step 5: Solve for x
    x = 194,895,633,339,998,624/607,292,518.94
  6. Step 6: Final answer
    x = 320,925,463.86

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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.