Home / 317,721,587.40-437,442,223.14-271,124,840.52

Finding the Fourth Proportional to 317,721,587.40, 437,442,223.14 and 271,124,840.52

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Solution

The fourth proportional to 317,721,587.40, 437,442,223.14 and 271,124,840.52 is: 373,287,361.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,721,587.40 : 437,442,223.14 = 271,124,840.52 : x
  2. Step 2: Convert to fraction form
    317,721,587.40/437,442,223.14 = 271,124,840.52/x
  3. Step 3: Cross multiply
    317,721,587.40x = 437,442,223.14 × 271,124,840.52
  4. Step 4: Simplify right side
    317,721,587.40x = 118,601,452,985,546,736
  5. Step 5: Solve for x
    x = 118,601,452,985,546,736/317,721,587.40
  6. Step 6: Final answer
    x = 373,287,361.29

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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.