Home / 491,317,338.60-736,976,007.90-233,037,012.60

Finding the Fourth Proportional to 491,317,338.60, 736,976,007.90 and 233,037,012.60

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Solution

The fourth proportional to 491,317,338.60, 736,976,007.90 and 233,037,012.60 is: 349,555,518.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,317,338.60 : 736,976,007.90 = 233,037,012.60 : x
  2. Step 2: Convert to fraction form
    491,317,338.60/736,976,007.90 = 233,037,012.60/x
  3. Step 3: Cross multiply
    491,317,338.60x = 736,976,007.90 × 233,037,012.60
  4. Step 4: Simplify right side
    491,317,338.60x = 171,742,687,238,889,984
  5. Step 5: Solve for x
    x = 171,742,687,238,889,984/491,317,338.60
  6. Step 6: Final answer
    x = 349,555,518.90

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1.5x scale

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.