Home / 258,874,037.91-357,243,805.89-141,399,332.91

Finding the Fourth Proportional to 258,874,037.91, 357,243,805.89 and 141,399,332.91

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Solution

The fourth proportional to 258,874,037.91, 357,243,805.89 and 141,399,332.91 is: 195,129,786.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,874,037.91 : 357,243,805.89 = 141,399,332.91 : x
  2. Step 2: Convert to fraction form
    258,874,037.91/357,243,805.89 = 141,399,332.91/x
  3. Step 3: Cross multiply
    258,874,037.91x = 357,243,805.89 × 141,399,332.91
  4. Step 4: Simplify right side
    258,874,037.91x = 50,514,035,839,075,528
  5. Step 5: Solve for x
    x = 50,514,035,839,075,528/258,874,037.91
  6. Step 6: Final answer
    x = 195,129,786.85

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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.