Home / 101,189,824.26-139,642,272.06-54,779,967.46

Finding the Fourth Proportional to 101,189,824.26, 139,642,272.06 and 54,779,967.46

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Solution

The fourth proportional to 101,189,824.26, 139,642,272.06 and 54,779,967.46 is: 75,596,525.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,189,824.26 : 139,642,272.06 = 54,779,967.46 : x
  2. Step 2: Convert to fraction form
    101,189,824.26/139,642,272.06 = 54,779,967.46/x
  3. Step 3: Cross multiply
    101,189,824.26x = 139,642,272.06 × 54,779,967.46
  4. Step 4: Simplify right side
    101,189,824.26x = 7,649,599,119,487,267
  5. Step 5: Solve for x
    x = 7,649,599,119,487,267/101,189,824.26
  6. Step 6: Final answer
    x = 75,596,525.40

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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.