Home / 85,280,435.78-117,687,001.46-46,122,212.33

Finding the Fourth Proportional to 85,280,435.78, 117,687,001.46 and 46,122,212.33

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Solution

The fourth proportional to 85,280,435.78, 117,687,001.46 and 46,122,212.33 is: 63,648,653.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,280,435.78 : 117,687,001.46 = 46,122,212.33 : x
  2. Step 2: Convert to fraction form
    85,280,435.78/117,687,001.46 = 46,122,212.33/x
  3. Step 3: Cross multiply
    85,280,435.78x = 117,687,001.46 × 46,122,212.33
  4. Step 4: Simplify right side
    85,280,435.78x = 5,427,984,869,819,139
  5. Step 5: Solve for x
    x = 5,427,984,869,819,139/85,280,435.78
  6. Step 6: Final answer
    x = 63,648,653.06

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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.