Home / 154,819,220.00-213,602,429.52-87,827,151.29

Finding the Fourth Proportional to 154,819,220.00, 213,602,429.52 and 87,827,151.29

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Solution

The fourth proportional to 154,819,220.00, 213,602,429.52 and 87,827,151.29 is: 121,174,185.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,819,220.00 : 213,602,429.52 = 87,827,151.29 : x
  2. Step 2: Convert to fraction form
    154,819,220.00/213,602,429.52 = 87,827,151.29/x
  3. Step 3: Cross multiply
    154,819,220.00x = 213,602,429.52 × 87,827,151.29
  4. Step 4: Simplify right side
    154,819,220.00x = 18,760,092,892,296,592
  5. Step 5: Solve for x
    x = 18,760,092,892,296,592/154,819,220.00
  6. Step 6: Final answer
    x = 121,174,185.56

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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.