Home / 91,843,934.80-126,744,636.90-50,590,827.16

Finding the Fourth Proportional to 91,843,934.80, 126,744,636.90 and 50,590,827.16

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Solution

The fourth proportional to 91,843,934.80, 126,744,636.90 and 50,590,827.16 is: 69,815,345.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,843,934.80 : 126,744,636.90 = 50,590,827.16 : x
  2. Step 2: Convert to fraction form
    91,843,934.80/126,744,636.90 = 50,590,827.16/x
  3. Step 3: Cross multiply
    91,843,934.80x = 126,744,636.90 × 50,590,827.16
  4. Step 4: Simplify right side
    91,843,934.80x = 6,412,116,018,864,858
  5. Step 5: Solve for x
    x = 6,412,116,018,864,858/91,843,934.80
  6. Step 6: Final answer
    x = 69,815,345.27

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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.