Home / 180,659,147.49-249,309,623.52-102,342,700.98

Finding the Fourth Proportional to 180,659,147.49, 249,309,623.52 and 102,342,700.98

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Solution

The fourth proportional to 180,659,147.49, 249,309,623.52 and 102,342,700.98 is: 141,232,927.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,659,147.49 : 249,309,623.52 = 102,342,700.98 : x
  2. Step 2: Convert to fraction form
    180,659,147.49/249,309,623.52 = 102,342,700.98/x
  3. Step 3: Cross multiply
    180,659,147.49x = 249,309,623.52 × 102,342,700.98
  4. Step 4: Simplify right side
    180,659,147.49x = 25,515,020,251,343,736
  5. Step 5: Solve for x
    x = 25,515,020,251,343,736/180,659,147.49
  6. Step 6: Final answer
    x = 141,232,927.34

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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.