Home / 17,644,589,743.60-26,430,604,909.80-12,130,074,492.40

Finding the Fourth Proportional to 17,644,589,743.60, 26,430,604,909.80 and 12,130,074,492.40

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Solution

The fourth proportional to 17,644,589,743.60, 26,430,604,909.80 and 12,130,074,492.40 is: 18,170,170,635.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,644,589,743.60 : 26,430,604,909.80 = 12,130,074,492.40 : x
  2. Step 2: Convert to fraction form
    17,644,589,743.60/26,430,604,909.80 = 12,130,074,492.40/x
  3. Step 3: Cross multiply
    17,644,589,743.60x = 26,430,604,909.80 × 12,130,074,492.40
  4. Step 4: Simplify right side
    17,644,589,743.60x = 320,605,206,435,067,133,952
  5. Step 5: Solve for x
    x = 320,605,206,435,067,133,952/17,644,589,743.60
  6. Step 6: Final answer
    x = 18,170,170,635.53

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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.