Home / 151,922,594.59-209,653,386.11-82,307,973.42

Finding the Fourth Proportional to 151,922,594.59, 209,653,386.11 and 82,307,973.42

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Solution

The fourth proportional to 151,922,594.59, 209,653,386.11 and 82,307,973.42 is: 113,585,114.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,922,594.59 : 209,653,386.11 = 82,307,973.42 : x
  2. Step 2: Convert to fraction form
    151,922,594.59/209,653,386.11 = 82,307,973.42/x
  3. Step 3: Cross multiply
    151,922,594.59x = 209,653,386.11 × 82,307,973.42
  4. Step 4: Simplify right side
    151,922,594.59x = 17,256,145,331,251,992
  5. Step 5: Solve for x
    x = 17,256,145,331,251,992/151,922,594.59
  6. Step 6: Final answer
    x = 113,585,114.70

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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.