Home / 85,376,888.30-117,820,081.01-46,218,636.29

Finding the Fourth Proportional to 85,376,888.30, 117,820,081.01 and 46,218,636.29

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Solution

The fourth proportional to 85,376,888.30, 117,820,081.01 and 46,218,636.29 is: 63,781,704.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,376,888.30 : 117,820,081.01 = 46,218,636.29 : x
  2. Step 2: Convert to fraction form
    85,376,888.30/117,820,081.01 = 46,218,636.29/x
  3. Step 3: Cross multiply
    85,376,888.30x = 117,820,081.01 × 46,218,636.29
  4. Step 4: Simplify right side
    85,376,888.30x = 5,445,483,471,039,332
  5. Step 5: Solve for x
    x = 5,445,483,471,039,332/85,376,888.30
  6. Step 6: Final answer
    x = 63,781,704.63

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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.