Home / 165,798,578.40-248,697,867.60-52,331,186.40

Finding the Fourth Proportional to 165,798,578.40, 248,697,867.60 and 52,331,186.40

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Solution

The fourth proportional to 165,798,578.40, 248,697,867.60 and 52,331,186.40 is: 78,496,779.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,798,578.40 : 248,697,867.60 = 52,331,186.40 : x
  2. Step 2: Convert to fraction form
    165,798,578.40/248,697,867.60 = 52,331,186.40/x
  3. Step 3: Cross multiply
    165,798,578.40x = 248,697,867.60 × 52,331,186.40
  4. Step 4: Simplify right side
    165,798,578.40x = 13,014,654,466,658,120
  5. Step 5: Solve for x
    x = 13,014,654,466,658,120/165,798,578.40
  6. Step 6: Final answer
    x = 78,496,779.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.