Home / 73,650,981.44-101,681,904.64-65,479,610.88

Finding the Fourth Proportional to 73,650,981.44, 101,681,904.64 and 65,479,610.88

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Solution

The fourth proportional to 73,650,981.44, 101,681,904.64 and 65,479,610.88 is: 90,400,581.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,650,981.44 : 101,681,904.64 = 65,479,610.88 : x
  2. Step 2: Convert to fraction form
    73,650,981.44/101,681,904.64 = 65,479,610.88/x
  3. Step 3: Cross multiply
    73,650,981.44x = 101,681,904.64 × 65,479,610.88
  4. Step 4: Simplify right side
    73,650,981.44x = 6,658,091,549,364,467
  5. Step 5: Solve for x
    x = 6,658,091,549,364,467/73,650,981.44
  6. Step 6: Final answer
    x = 90,400,581.49

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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.