Home / 1,697,387,102.79-2,342,352,860.96-934,424,971.64

Finding the Fourth Proportional to 1,697,387,102.79, 2,342,352,860.96 and 934,424,971.64

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Solution

The fourth proportional to 1,697,387,102.79, 2,342,352,860.96 and 934,424,971.64 is: 1,289,483,702.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,697,387,102.79 : 2,342,352,860.96 = 934,424,971.64 : x
  2. Step 2: Convert to fraction form
    1,697,387,102.79/2,342,352,860.96 = 934,424,971.64/x
  3. Step 3: Cross multiply
    1,697,387,102.79x = 2,342,352,860.96 × 934,424,971.64
  4. Step 4: Simplify right side
    1,697,387,102.79x = 2,188,753,005,666,372,352
  5. Step 5: Solve for x
    x = 2,188,753,005,666,372,352/1,697,387,102.79
  6. Step 6: Final answer
    x = 1,289,483,702.37

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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.