Home / 148,055,920,038.20-204,317,169,652.68-84,691,146,726.18

Finding the Fourth Proportional to 148,055,920,038.20, 204,317,169,652.68 and 84,691,146,726.18

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Solution

The fourth proportional to 148,055,920,038.20, 204,317,169,652.68 and 84,691,146,726.18 is: 116,873,782,482.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,055,920,038.20 : 204,317,169,652.68 = 84,691,146,726.18 : x
  2. Step 2: Convert to fraction form
    148,055,920,038.20/204,317,169,652.68 = 84,691,146,726.18/x
  3. Step 3: Cross multiply
    148,055,920,038.20x = 204,317,169,652.68 × 84,691,146,726.18
  4. Step 4: Simplify right side
    148,055,920,038.20x = 17,303,855,393,732,932,141,056
  5. Step 5: Solve for x
    x = 17,303,855,393,732,932,141,056/148,055,920,038.20
  6. Step 6: Final answer
    x = 116,873,782,482.11

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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.