Home / 449,295,061.98-620,088,779.25-258,552,159.47

Finding the Fourth Proportional to 449,295,061.98, 620,088,779.25 and 258,552,159.47

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Solution

The fourth proportional to 449,295,061.98, 620,088,779.25 and 258,552,159.47 is: 356,837,424.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,295,061.98 : 620,088,779.25 = 258,552,159.47 : x
  2. Step 2: Convert to fraction form
    449,295,061.98/620,088,779.25 = 258,552,159.47/x
  3. Step 3: Cross multiply
    449,295,061.98x = 620,088,779.25 × 258,552,159.47
  4. Step 4: Simplify right side
    449,295,061.98x = 160,325,292,935,103,200
  5. Step 5: Solve for x
    x = 160,325,292,935,103,200/449,295,061.98
  6. Step 6: Final answer
    x = 356,837,424.90

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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.