Home / 18,994,553,999.10-28,491,830,998.65-9,199,033,487.10

Finding the Fourth Proportional to 18,994,553,999.10, 28,491,830,998.65 and 9,199,033,487.10

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Solution

The fourth proportional to 18,994,553,999.10, 28,491,830,998.65 and 9,199,033,487.10 is: 13,798,550,230.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,994,553,999.10 : 28,491,830,998.65 = 9,199,033,487.10 : x
  2. Step 2: Convert to fraction form
    18,994,553,999.10/28,491,830,998.65 = 9,199,033,487.10/x
  3. Step 3: Cross multiply
    18,994,553,999.10x = 28,491,830,998.65 × 9,199,033,487.10
  4. Step 4: Simplify right side
    18,994,553,999.10x = 262,097,307,465,375,219,712
  5. Step 5: Solve for x
    x = 262,097,307,465,375,219,712/18,994,553,999.10
  6. Step 6: Final answer
    x = 13,798,550,230.65

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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.