Home / 366,912,694.10-550,369,041.15-338,852,609.30

Finding the Fourth Proportional to 366,912,694.10, 550,369,041.15 and 338,852,609.30

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Solution

The fourth proportional to 366,912,694.10, 550,369,041.15 and 338,852,609.30 is: 508,278,913.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,912,694.10 : 550,369,041.15 = 338,852,609.30 : x
  2. Step 2: Convert to fraction form
    366,912,694.10/550,369,041.15 = 338,852,609.30/x
  3. Step 3: Cross multiply
    366,912,694.10x = 550,369,041.15 × 338,852,609.30
  4. Step 4: Simplify right side
    366,912,694.10x = 186,493,985,671,616,576
  5. Step 5: Solve for x
    x = 186,493,985,671,616,576/366,912,694.10
  6. Step 6: Final answer
    x = 508,278,913.95

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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.