Home / 841,369,975.83-1,161,150,649.56-465,018,475.86

Finding the Fourth Proportional to 841,369,975.83, 1,161,150,649.56 and 465,018,475.86

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Solution

The fourth proportional to 841,369,975.83, 1,161,150,649.56 and 465,018,475.86 is: 641,758,704.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,369,975.83 : 1,161,150,649.56 = 465,018,475.86 : x
  2. Step 2: Convert to fraction form
    841,369,975.83/1,161,150,649.56 = 465,018,475.86/x
  3. Step 3: Cross multiply
    841,369,975.83x = 1,161,150,649.56 × 465,018,475.86
  4. Step 4: Simplify right side
    841,369,975.83x = 539,956,505,302,240,192
  5. Step 5: Solve for x
    x = 539,956,505,302,240,192/841,369,975.83
  6. Step 6: Final answer
    x = 641,758,704.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.