Home / 249,404,475.46-344,190,172.17-137,893,252.90

Finding the Fourth Proportional to 249,404,475.46, 344,190,172.17 and 137,893,252.90

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Solution

The fourth proportional to 249,404,475.46, 344,190,172.17 and 137,893,252.90 is: 190,299,321.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,404,475.46 : 344,190,172.17 = 137,893,252.90 : x
  2. Step 2: Convert to fraction form
    249,404,475.46/344,190,172.17 = 137,893,252.90/x
  3. Step 3: Cross multiply
    249,404,475.46x = 344,190,172.17 × 137,893,252.90
  4. Step 4: Simplify right side
    249,404,475.46x = 47,461,502,456,732,360
  5. Step 5: Solve for x
    x = 47,461,502,456,732,360/249,404,475.46
  6. Step 6: Final answer
    x = 190,299,321.49

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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.