Home / 85,291,886.94-127,937,726.73-27,784,064.22

Finding the Fourth Proportional to 85,291,886.94, 127,937,726.73 and 27,784,064.22

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Solution

The fourth proportional to 85,291,886.94, 127,937,726.73 and 27,784,064.22 is: 41,676,062.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,291,886.94 : 127,937,726.73 = 27,784,064.22 : x
  2. Step 2: Convert to fraction form
    85,291,886.94/127,937,726.73 = 27,784,064.22/x
  3. Step 3: Cross multiply
    85,291,886.94x = 127,937,726.73 × 27,784,064.22
  4. Step 4: Simplify right side
    85,291,886.94x = 3,554,630,015,627,130.50
  5. Step 5: Solve for x
    x = 3,554,630,015,627,130.50/85,291,886.94
  6. Step 6: Final answer
    x = 41,676,062.56

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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.