Home / 402,093,562.13-602,794,905.90-139,744,027.37

Finding the Fourth Proportional to 402,093,562.13, 602,794,905.90 and 139,744,027.37

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Solution

The fourth proportional to 402,093,562.13, 602,794,905.90 and 139,744,027.37 is: 209,495,987.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,093,562.13 : 602,794,905.90 = 139,744,027.37 : x
  2. Step 2: Convert to fraction form
    402,093,562.13/602,794,905.90 = 139,744,027.37/x
  3. Step 3: Cross multiply
    402,093,562.13x = 602,794,905.90 × 139,744,027.37
  4. Step 4: Simplify right side
    402,093,562.13x = 84,236,987,828,586,176
  5. Step 5: Solve for x
    x = 84,236,987,828,586,176/402,093,562.13
  6. Step 6: Final answer
    x = 209,495,987.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.