Home / 731,618,814.78-1,097,196,944.49-240,251,080.86

Finding the Fourth Proportional to 731,618,814.78, 1,097,196,944.49 and 240,251,080.86

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Solution

The fourth proportional to 731,618,814.78, 1,097,196,944.49 and 240,251,080.86 is: 360,300,673.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,618,814.78 : 1,097,196,944.49 = 240,251,080.86 : x
  2. Step 2: Convert to fraction form
    731,618,814.78/1,097,196,944.49 = 240,251,080.86/x
  3. Step 3: Cross multiply
    731,618,814.78x = 1,097,196,944.49 × 240,251,080.86
  4. Step 4: Simplify right side
    731,618,814.78x = 263,602,751,830,011,936
  5. Step 5: Solve for x
    x = 263,602,751,830,011,936/731,618,814.78
  6. Step 6: Final answer
    x = 360,300,673.66

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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.