Home / 206,225,775.90-284,596,964.48-112,145,425.23

Finding the Fourth Proportional to 206,225,775.90, 284,596,964.48 and 112,145,425.23

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Solution

The fourth proportional to 206,225,775.90, 284,596,964.48 and 112,145,425.23 is: 154,763,619.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,225,775.90 : 284,596,964.48 = 112,145,425.23 : x
  2. Step 2: Convert to fraction form
    206,225,775.90/284,596,964.48 = 112,145,425.23/x
  3. Step 3: Cross multiply
    206,225,775.90x = 284,596,964.48 × 112,145,425.23
  4. Step 4: Simplify right side
    206,225,775.90x = 31,916,247,600,776,808
  5. Step 5: Solve for x
    x = 31,916,247,600,776,808/206,225,775.90
  6. Step 6: Final answer
    x = 154,763,619.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.