Home / 146,252,586,243.96-201,830,205,225.60-81,148,192,357.13

Finding the Fourth Proportional to 146,252,586,243.96, 201,830,205,225.60 and 81,148,192,357.13

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Solution

The fourth proportional to 146,252,586,243.96, 201,830,205,225.60 and 81,148,192,357.13 is: 111,985,413,302.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,252,586,243.96 : 201,830,205,225.60 = 81,148,192,357.13 : x
  2. Step 2: Convert to fraction form
    146,252,586,243.96/201,830,205,225.60 = 81,148,192,357.13/x
  3. Step 3: Cross multiply
    146,252,586,243.96x = 201,830,205,225.60 × 81,148,192,357.13
  4. Step 4: Simplify right side
    146,252,586,243.96x = 16,378,156,317,125,004,754,944
  5. Step 5: Solve for x
    x = 16,378,156,317,125,004,754,944/146,252,586,243.96
  6. Step 6: Final answer
    x = 111,985,413,302.74

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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.