Home / 90,981,637,405.63-136,206,905,665.31-53,092,104,900.19

Finding the Fourth Proportional to 90,981,637,405.63, 136,206,905,665.31 and 53,092,104,900.19

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Solution

The fourth proportional to 90,981,637,405.63, 136,206,905,665.31 and 53,092,104,900.19 is: 79,483,196,059.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,981,637,405.63 : 136,206,905,665.31 = 53,092,104,900.19 : x
  2. Step 2: Convert to fraction form
    90,981,637,405.63/136,206,905,665.31 = 53,092,104,900.19/x
  3. Step 3: Cross multiply
    90,981,637,405.63x = 136,206,905,665.31 × 53,092,104,900.19
  4. Step 4: Simplify right side
    90,981,637,405.63x = 7,231,511,323,712,376,799,232
  5. Step 5: Solve for x
    x = 7,231,511,323,712,376,799,232/90,981,637,405.63
  6. Step 6: Final answer
    x = 79,483,196,059.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.