Home / 28,699,272,023.10-43,048,908,034.65-13,189,697,879.10

Finding the Fourth Proportional to 28,699,272,023.10, 43,048,908,034.65 and 13,189,697,879.10

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Solution

The fourth proportional to 28,699,272,023.10, 43,048,908,034.65 and 13,189,697,879.10 is: 19,784,546,818.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,699,272,023.10 : 43,048,908,034.65 = 13,189,697,879.10 : x
  2. Step 2: Convert to fraction form
    28,699,272,023.10/43,048,908,034.65 = 13,189,697,879.10/x
  3. Step 3: Cross multiply
    28,699,272,023.10x = 43,048,908,034.65 × 13,189,697,879.10
  4. Step 4: Simplify right side
    28,699,272,023.10x = 567,802,091,002,194,100,224
  5. Step 5: Solve for x
    x = 567,802,091,002,194,100,224/28,699,272,023.10
  6. Step 6: Final answer
    x = 19,784,546,818.65

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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.