Home / 535,746,643.41-739,305,379.67-297,607,263.06

Finding the Fourth Proportional to 535,746,643.41, 739,305,379.67 and 297,607,263.06

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Solution

The fourth proportional to 535,746,643.41, 739,305,379.67 and 297,607,263.06 is: 410,684,142.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,746,643.41 : 739,305,379.67 = 297,607,263.06 : x
  2. Step 2: Convert to fraction form
    535,746,643.41/739,305,379.67 = 297,607,263.06/x
  3. Step 3: Cross multiply
    535,746,643.41x = 739,305,379.67 × 297,607,263.06
  4. Step 4: Simplify right side
    535,746,643.41x = 220,022,650,609,122,848
  5. Step 5: Solve for x
    x = 220,022,650,609,122,848/535,746,643.41
  6. Step 6: Final answer
    x = 410,684,142.06

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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.