Home / 350,371,498.49-525,609,506.69-129,025,819.15

Finding the Fourth Proportional to 350,371,498.49, 525,609,506.69 and 129,025,819.15

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Solution

The fourth proportional to 350,371,498.49, 525,609,506.69 and 129,025,819.15 is: 193,557,973.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,371,498.49 : 525,609,506.69 = 129,025,819.15 : x
  2. Step 2: Convert to fraction form
    350,371,498.49/525,609,506.69 = 129,025,819.15/x
  3. Step 3: Cross multiply
    350,371,498.49x = 525,609,506.69 × 129,025,819.15
  4. Step 4: Simplify right side
    350,371,498.49x = 67,817,197,152,229,352
  5. Step 5: Solve for x
    x = 67,817,197,152,229,352/350,371,498.49
  6. Step 6: Final answer
    x = 193,557,973.31

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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.