Home / 180,576,973.88-249,211,592.52-102,274,457.12

Finding the Fourth Proportional to 180,576,973.88, 249,211,592.52 and 102,274,457.12

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Solution

The fourth proportional to 180,576,973.88, 249,211,592.52 and 102,274,457.12 is: 141,147,455.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,576,973.88 : 249,211,592.52 = 102,274,457.12 : x
  2. Step 2: Convert to fraction form
    180,576,973.88/249,211,592.52 = 102,274,457.12/x
  3. Step 3: Cross multiply
    180,576,973.88x = 249,211,592.52 × 102,274,457.12
  4. Step 4: Simplify right side
    180,576,973.88x = 25,487,980,332,993,656
  5. Step 5: Solve for x
    x = 25,487,980,332,993,656/180,576,973.88
  6. Step 6: Final answer
    x = 141,147,455.21

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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.