Home / 209,952,404.70-314,928,607.05-141,424,071.90

Finding the Fourth Proportional to 209,952,404.70, 314,928,607.05 and 141,424,071.90

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Solution

The fourth proportional to 209,952,404.70, 314,928,607.05 and 141,424,071.90 is: 212,136,107.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,404.70 : 314,928,607.05 = 141,424,071.90 : x
  2. Step 2: Convert to fraction form
    209,952,404.70/314,928,607.05 = 141,424,071.90/x
  3. Step 3: Cross multiply
    209,952,404.70x = 314,928,607.05 × 141,424,071.90
  4. Step 4: Simplify right side
    209,952,404.70x = 44,538,485,966,806,048
  5. Step 5: Solve for x
    x = 44,538,485,966,806,048/209,952,404.70
  6. Step 6: Final answer
    x = 212,136,107.85

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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.