Home / 249,004,586.40-373,562,866.80-76,489,360.80

Finding the Fourth Proportional to 249,004,586.40, 373,562,866.80 and 76,489,360.80

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Solution

The fourth proportional to 249,004,586.40, 373,562,866.80 and 76,489,360.80 is: 114,751,239.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,004,586.40 : 373,562,866.80 = 76,489,360.80 : x
  2. Step 2: Convert to fraction form
    249,004,586.40/373,562,866.80 = 76,489,360.80/x
  3. Step 3: Cross multiply
    249,004,586.40x = 373,562,866.80 × 76,489,360.80
  4. Step 4: Simplify right side
    249,004,586.40x = 28,573,584,900,147,540
  5. Step 5: Solve for x
    x = 28,573,584,900,147,540/249,004,586.40
  6. Step 6: Final answer
    x = 114,751,239.38

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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.