Home / 65,862,998.16-90,890,848.32-36,496,232.49

Finding the Fourth Proportional to 65,862,998.16, 90,890,848.32 and 36,496,232.49

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Solution

The fourth proportional to 65,862,998.16, 90,890,848.32 and 36,496,232.49 is: 50,364,751.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,862,998.16 : 90,890,848.32 = 36,496,232.49 : x
  2. Step 2: Convert to fraction form
    65,862,998.16/90,890,848.32 = 36,496,232.49/x
  3. Step 3: Cross multiply
    65,862,998.16x = 90,890,848.32 × 36,496,232.49
  4. Step 4: Simplify right side
    65,862,998.16x = 3,317,173,531,500,046
  5. Step 5: Solve for x
    x = 3,317,173,531,500,046/65,862,998.16
  6. Step 6: Final answer
    x = 50,364,751.44

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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.