Home / 190,304,877.30-285,457,315.95-141,877,316.18

Finding the Fourth Proportional to 190,304,877.30, 285,457,315.95 and 141,877,316.18

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Solution

The fourth proportional to 190,304,877.30, 285,457,315.95 and 141,877,316.18 is: 212,815,974.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,304,877.30 : 285,457,315.95 = 141,877,316.18 : x
  2. Step 2: Convert to fraction form
    190,304,877.30/285,457,315.95 = 141,877,316.18/x
  3. Step 3: Cross multiply
    190,304,877.30x = 285,457,315.95 × 141,877,316.18
  4. Step 4: Simplify right side
    190,304,877.30x = 40,499,917,869,505,024
  5. Step 5: Solve for x
    x = 40,499,917,869,505,024/190,304,877.30
  6. Step 6: Final answer
    x = 212,815,974.26

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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.