Home / 41,221,236,461.60-61,774,649,605.57-18,782,146,645.40

Finding the Fourth Proportional to 41,221,236,461.60, 61,774,649,605.57 and 18,782,146,645.40

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Solution

The fourth proportional to 41,221,236,461.60, 61,774,649,605.57 and 18,782,146,645.40 is: 28,147,154,900.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,221,236,461.60 : 61,774,649,605.57 = 18,782,146,645.40 : x
  2. Step 2: Convert to fraction form
    41,221,236,461.60/61,774,649,605.57 = 18,782,146,645.40/x
  3. Step 3: Cross multiply
    41,221,236,461.60x = 61,774,649,605.57 × 18,782,146,645.40
  4. Step 4: Simplify right side
    41,221,236,461.60x = 1,160,260,527,860,108,492,800
  5. Step 5: Solve for x
    x = 1,160,260,527,860,108,492,800/41,221,236,461.60
  6. Step 6: Final answer
    x = 28,147,154,900.14

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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.