Home / 20,250,209,421.73-30,344,810,085.01-18,043,371,441.19

Finding the Fourth Proportional to 20,250,209,421.73, 30,344,810,085.01 and 18,043,371,441.19

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Solution

The fourth proportional to 20,250,209,421.73, 30,344,810,085.01 and 18,043,371,441.19 is: 27,037,877,400.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,250,209,421.73 : 30,344,810,085.01 = 18,043,371,441.19 : x
  2. Step 2: Convert to fraction form
    20,250,209,421.73/30,344,810,085.01 = 18,043,371,441.19/x
  3. Step 3: Cross multiply
    20,250,209,421.73x = 30,344,810,085.01 × 18,043,371,441.19
  4. Step 4: Simplify right side
    20,250,209,421.73x = 547,522,679,676,203,630,592
  5. Step 5: Solve for x
    x = 547,522,679,676,203,630,592/20,250,209,421.73
  6. Step 6: Final answer
    x = 27,037,877,400.35

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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.