Home / 42,804,992,017.20-64,207,488,025.80-27,928,045,239.60

Finding the Fourth Proportional to 42,804,992,017.20, 64,207,488,025.80 and 27,928,045,239.60

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Solution

The fourth proportional to 42,804,992,017.20, 64,207,488,025.80 and 27,928,045,239.60 is: 41,892,067,859.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,804,992,017.20 : 64,207,488,025.80 = 27,928,045,239.60 : x
  2. Step 2: Convert to fraction form
    42,804,992,017.20/64,207,488,025.80 = 27,928,045,239.60/x
  3. Step 3: Cross multiply
    42,804,992,017.20x = 64,207,488,025.80 × 27,928,045,239.60
  4. Step 4: Simplify right side
    42,804,992,017.20x = 1,793,189,630,305,617,575,936
  5. Step 5: Solve for x
    x = 1,793,189,630,305,617,575,936/42,804,992,017.20
  6. Step 6: Final answer
    x = 41,892,067,859.40

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1.5x scale

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.