Home / 109,436,823.36-164,046,981.60-51,827,860.80

Finding the Fourth Proportional to 109,436,823.36, 164,046,981.60 and 51,827,860.80

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Solution

The fourth proportional to 109,436,823.36, 164,046,981.60 and 51,827,860.80 is: 77,690,523.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,436,823.36 : 164,046,981.60 = 51,827,860.80 : x
  2. Step 2: Convert to fraction form
    109,436,823.36/164,046,981.60 = 51,827,860.80/x
  3. Step 3: Cross multiply
    109,436,823.36x = 164,046,981.60 × 51,827,860.80
  4. Step 4: Simplify right side
    109,436,823.36x = 8,502,204,127,024,960
  5. Step 5: Solve for x
    x = 8,502,204,127,024,960/109,436,823.36
  6. Step 6: Final answer
    x = 77,690,523.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.