Home / 107,215,571.60-160,891,376.98-45,805,192.30

Finding the Fourth Proportional to 107,215,571.60, 160,891,376.98 and 45,805,192.30

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Solution

The fourth proportional to 107,215,571.60, 160,891,376.98 and 45,805,192.30 is: 68,736,848.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,215,571.60 : 160,891,376.98 = 45,805,192.30 : x
  2. Step 2: Convert to fraction form
    107,215,571.60/160,891,376.98 = 45,805,192.30/x
  3. Step 3: Cross multiply
    107,215,571.60x = 160,891,376.98 × 45,805,192.30
  4. Step 4: Simplify right side
    107,215,571.60x = 7,369,660,462,153,409
  5. Step 5: Solve for x
    x = 7,369,660,462,153,409/107,215,571.60
  6. Step 6: Final answer
    x = 68,736,848.13

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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.