Home / 208,025,452.80-286,936,896.69-133,779,881.34

Finding the Fourth Proportional to 208,025,452.80, 286,936,896.69 and 133,779,881.34

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Solution

The fourth proportional to 208,025,452.80, 286,936,896.69 and 133,779,881.34 is: 184,527,342.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,025,452.80 : 286,936,896.69 = 133,779,881.34 : x
  2. Step 2: Convert to fraction form
    208,025,452.80/286,936,896.69 = 133,779,881.34/x
  3. Step 3: Cross multiply
    208,025,452.80x = 286,936,896.69 × 133,779,881.34
  4. Step 4: Simplify right side
    208,025,452.80x = 38,386,383,991,256,040
  5. Step 5: Solve for x
    x = 38,386,383,991,256,040/208,025,452.80
  6. Step 6: Final answer
    x = 184,527,342.57

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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.