Home / 744,249,779.24-1,116,405,449.82-219,618,886.12

Finding the Fourth Proportional to 744,249,779.24, 1,116,405,449.82 and 219,618,886.12

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Solution

The fourth proportional to 744,249,779.24, 1,116,405,449.82 and 219,618,886.12 is: 329,437,412.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,249,779.24 : 1,116,405,449.82 = 219,618,886.12 : x
  2. Step 2: Convert to fraction form
    744,249,779.24/1,116,405,449.82 = 219,618,886.12/x
  3. Step 3: Cross multiply
    744,249,779.24x = 1,116,405,449.82 × 219,618,886.12
  4. Step 4: Simplify right side
    744,249,779.24x = 245,183,721,347,765,952
  5. Step 5: Solve for x
    x = 245,183,721,347,765,952/744,249,779.24
  6. Step 6: Final answer
    x = 329,437,412.26

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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.