Home / 598,176,855.60-825,921,523.80-386,608,938

Finding the Fourth Proportional to 598,176,855.60, 825,921,523.80 and 386,608,938

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Solution

The fourth proportional to 598,176,855.60, 825,921,523.80 and 386,608,938 is: 533,803,072.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,176,855.60 : 825,921,523.80 = 386,608,938 : x
  2. Step 2: Convert to fraction form
    598,176,855.60/825,921,523.80 = 386,608,938/x
  3. Step 3: Cross multiply
    598,176,855.60x = 825,921,523.80 × 386,608,938
  4. Step 4: Simplify right side
    598,176,855.60x = 319,308,643,187,659,712
  5. Step 5: Solve for x
    x = 319,308,643,187,659,712/598,176,855.60
  6. Step 6: Final answer
    x = 533,803,072.12

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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.