Home / 1,347,678,001.70-2,021,517,002.55-953,136,203.30

Finding the Fourth Proportional to 1,347,678,001.70, 2,021,517,002.55 and 953,136,203.30

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Solution

The fourth proportional to 1,347,678,001.70, 2,021,517,002.55 and 953,136,203.30 is: 1,429,704,304.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,678,001.70 : 2,021,517,002.55 = 953,136,203.30 : x
  2. Step 2: Convert to fraction form
    1,347,678,001.70/2,021,517,002.55 = 953,136,203.30/x
  3. Step 3: Cross multiply
    1,347,678,001.70x = 2,021,517,002.55 × 953,136,203.30
  4. Step 4: Simplify right side
    1,347,678,001.70x = 1,926,781,040,716,903,168
  5. Step 5: Solve for x
    x = 1,926,781,040,716,903,168/1,347,678,001.70
  6. Step 6: Final answer
    x = 1,429,704,304.95

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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.