Home / 669,690,167.52-924,224,198.28-401,776,038.48

Finding the Fourth Proportional to 669,690,167.52, 924,224,198.28 and 401,776,038.48

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Solution

The fourth proportional to 669,690,167.52, 924,224,198.28 and 401,776,038.48 is: 554,481,990.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,690,167.52 : 924,224,198.28 = 401,776,038.48 : x
  2. Step 2: Convert to fraction form
    669,690,167.52/924,224,198.28 = 401,776,038.48/x
  3. Step 3: Cross multiply
    669,690,167.52x = 924,224,198.28 × 401,776,038.48
  4. Step 4: Simplify right side
    669,690,167.52x = 371,331,137,052,292,416
  5. Step 5: Solve for x
    x = 371,331,137,052,292,416/669,690,167.52
  6. Step 6: Final answer
    x = 554,481,990.42

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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.