Home / 19,919,441,837.12-29,860,775,487.54-9,962,220,953.03

Finding the Fourth Proportional to 19,919,441,837.12, 29,860,775,487.54 and 9,962,220,953.03

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Solution

The fourth proportional to 19,919,441,837.12, 29,860,775,487.54 and 9,962,220,953.03 is: 14,934,135,487.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,919,441,837.12 : 29,860,775,487.54 = 9,962,220,953.03 : x
  2. Step 2: Convert to fraction form
    19,919,441,837.12/29,860,775,487.54 = 9,962,220,953.03/x
  3. Step 3: Cross multiply
    19,919,441,837.12x = 29,860,775,487.54 × 9,962,220,953.03
  4. Step 4: Simplify right side
    19,919,441,837.12x = 297,479,643,235,546,300,416
  5. Step 5: Solve for x
    x = 297,479,643,235,546,300,416/19,919,441,837.12
  6. Step 6: Final answer
    x = 14,934,135,487.74

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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.