Home / 924,600,787.14-1,275,950,791.53-501,213,139.14

Finding the Fourth Proportional to 924,600,787.14, 1,275,950,791.53 and 501,213,139.14

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Solution

The fourth proportional to 924,600,787.14, 1,275,950,791.53 and 501,213,139.14 is: 691,675,056.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,600,787.14 : 1,275,950,791.53 = 501,213,139.14 : x
  2. Step 2: Convert to fraction form
    924,600,787.14/1,275,950,791.53 = 501,213,139.14/x
  3. Step 3: Cross multiply
    924,600,787.14x = 1,275,950,791.53 × 501,213,139.14
  4. Step 4: Simplify right side
    924,600,787.14x = 639,523,301,610,919,040
  5. Step 5: Solve for x
    x = 639,523,301,610,919,040/924,600,787.14
  6. Step 6: Final answer
    x = 691,675,056.42

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1.5x scale

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.