Home / 209,952,168.70-314,928,253.05-119,252,904.70

Finding the Fourth Proportional to 209,952,168.70, 314,928,253.05 and 119,252,904.70

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Solution

The fourth proportional to 209,952,168.70, 314,928,253.05 and 119,252,904.70 is: 178,879,357.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,168.70 : 314,928,253.05 = 119,252,904.70 : x
  2. Step 2: Convert to fraction form
    209,952,168.70/314,928,253.05 = 119,252,904.70/x
  3. Step 3: Cross multiply
    209,952,168.70x = 314,928,253.05 × 119,252,904.70
  4. Step 4: Simplify right side
    209,952,168.70x = 37,556,108,948,309,136
  5. Step 5: Solve for x
    x = 37,556,108,948,309,136/209,952,168.70
  6. Step 6: Final answer
    x = 178,879,357.05

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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.