Home / 88,030,952-121,480,346.88-52,768,676.96

Finding the Fourth Proportional to 88,030,952, 121,480,346.88 and 52,768,676.96

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Solution

The fourth proportional to 88,030,952, 121,480,346.88 and 52,768,676.96 is: 72,819,355.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,030,952 : 121,480,346.88 = 52,768,676.96 : x
  2. Step 2: Convert to fraction form
    88,030,952/121,480,346.88 = 52,768,676.96/x
  3. Step 3: Cross multiply
    88,030,952x = 121,480,346.88 × 52,768,676.96
  4. Step 4: Simplify right side
    88,030,952x = 6,410,357,181,499,464
  5. Step 5: Solve for x
    x = 6,410,357,181,499,464/88,030,952
  6. Step 6: Final answer
    x = 72,819,355.42

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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.