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Finding the Fourth Proportional to 723,046,595.96, 997,913,372.71 and 440,952,694

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Solution

The fourth proportional to 723,046,595.96, 997,913,372.71 and 440,952,694 is: 608,581,234.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,046,595.96 : 997,913,372.71 = 440,952,694 : x
  2. Step 2: Convert to fraction form
    723,046,595.96/997,913,372.71 = 440,952,694/x
  3. Step 3: Cross multiply
    723,046,595.96x = 997,913,372.71 × 440,952,694
  4. Step 4: Simplify right side
    723,046,595.96x = 440,032,590,075,100,608
  5. Step 5: Solve for x
    x = 440,032,590,075,100,608/723,046,595.96
  6. Step 6: Final answer
    x = 608,581,234.64

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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.