Home / 83,364,872.51-115,095,816.23-53,647,152.89

Finding the Fourth Proportional to 83,364,872.51, 115,095,816.23 and 53,647,152.89

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Solution

The fourth proportional to 83,364,872.51, 115,095,816.23 and 53,647,152.89 is: 74,066,722.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,364,872.51 : 115,095,816.23 = 53,647,152.89 : x
  2. Step 2: Convert to fraction form
    83,364,872.51/115,095,816.23 = 53,647,152.89/x
  3. Step 3: Cross multiply
    83,364,872.51x = 115,095,816.23 × 53,647,152.89
  4. Step 4: Simplify right side
    83,364,872.51x = 6,174,562,849,446,438
  5. Step 5: Solve for x
    x = 6,174,562,849,446,438/83,364,872.51
  6. Step 6: Final answer
    x = 74,066,722.16

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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.