Home / 86,894,809.98-119,901,507.75-50,218,297.98

Finding the Fourth Proportional to 86,894,809.98, 119,901,507.75 and 50,218,297.98

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Solution

The fourth proportional to 86,894,809.98, 119,901,507.75 and 50,218,297.98 is: 69,293,547.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,894,809.98 : 119,901,507.75 = 50,218,297.98 : x
  2. Step 2: Convert to fraction form
    86,894,809.98/119,901,507.75 = 50,218,297.98/x
  3. Step 3: Cross multiply
    86,894,809.98x = 119,901,507.75 × 50,218,297.98
  4. Step 4: Simplify right side
    86,894,809.98x = 6,021,249,644,440,779
  5. Step 5: Solve for x
    x = 6,021,249,644,440,779/86,894,809.98
  6. Step 6: Final answer
    x = 69,293,547.52

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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.