Home / 249,786,485.88-344,709,431.52-136,754,092.00

Finding the Fourth Proportional to 249,786,485.88, 344,709,431.52 and 136,754,092.00

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Solution

The fourth proportional to 249,786,485.88, 344,709,431.52 and 136,754,092.00 is: 188,722,881.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,786,485.88 : 344,709,431.52 = 136,754,092.00 : x
  2. Step 2: Convert to fraction form
    249,786,485.88/344,709,431.52 = 136,754,092.00/x
  3. Step 3: Cross multiply
    249,786,485.88x = 344,709,431.52 × 136,754,092.00
  4. Step 4: Simplify right side
    249,786,485.88x = 47,140,425,309,979,184
  5. Step 5: Solve for x
    x = 47,140,425,309,979,184/249,786,485.88
  6. Step 6: Final answer
    x = 188,722,881.24

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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.