Home / 190,046,742.30-285,177,952.80-102,607,094.07

Finding the Fourth Proportional to 190,046,742.30, 285,177,952.80 and 102,607,094.07

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Solution

The fourth proportional to 190,046,742.30, 285,177,952.80 and 102,607,094.07 is: 153,968,864.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,046,742.30 : 285,177,952.80 = 102,607,094.07 : x
  2. Step 2: Convert to fraction form
    190,046,742.30/285,177,952.80 = 102,607,094.07/x
  3. Step 3: Cross multiply
    190,046,742.30x = 285,177,952.80 × 102,607,094.07
  4. Step 4: Simplify right side
    190,046,742.30x = 29,261,281,029,639,620
  5. Step 5: Solve for x
    x = 29,261,281,029,639,620/190,046,742.30
  6. Step 6: Final answer
    x = 153,968,864.06

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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.