Home / 84,835,259.52-127,134,275.04-45,889,648.80

Finding the Fourth Proportional to 84,835,259.52, 127,134,275.04 and 45,889,648.80

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Solution

The fourth proportional to 84,835,259.52, 127,134,275.04 and 45,889,648.80 is: 68,770,311.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,835,259.52 : 127,134,275.04 = 45,889,648.80 : x
  2. Step 2: Convert to fraction form
    84,835,259.52/127,134,275.04 = 45,889,648.80/x
  3. Step 3: Cross multiply
    84,835,259.52x = 127,134,275.04 × 45,889,648.80
  4. Step 4: Simplify right side
    84,835,259.52x = 5,834,147,232,028,206
  5. Step 5: Solve for x
    x = 5,834,147,232,028,206/84,835,259.52
  6. Step 6: Final answer
    x = 68,770,311.60

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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.