Home / 586,540,485.10-809,335,890.03-338,974,029.10

Finding the Fourth Proportional to 586,540,485.10, 809,335,890.03 and 338,974,029.10

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Solution

The fourth proportional to 586,540,485.10, 809,335,890.03 and 338,974,029.10 is: 467,732,159.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,540,485.10 : 809,335,890.03 = 338,974,029.10 : x
  2. Step 2: Convert to fraction form
    586,540,485.10/809,335,890.03 = 338,974,029.10/x
  3. Step 3: Cross multiply
    586,540,485.10x = 809,335,890.03 × 338,974,029.10
  4. Step 4: Simplify right side
    586,540,485.10x = 274,343,847,538,703,616
  5. Step 5: Solve for x
    x = 274,343,847,538,703,616/586,540,485.10
  6. Step 6: Final answer
    x = 467,732,159.17

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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.