Home / 279,246,893.55-418,870,340.33-249,114,188.85

Finding the Fourth Proportional to 279,246,893.55, 418,870,340.33 and 249,114,188.85

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Solution

The fourth proportional to 279,246,893.55, 418,870,340.33 and 249,114,188.85 is: 373,671,283.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,246,893.55 : 418,870,340.33 = 249,114,188.85 : x
  2. Step 2: Convert to fraction form
    279,246,893.55/418,870,340.33 = 249,114,188.85/x
  3. Step 3: Cross multiply
    279,246,893.55x = 418,870,340.33 × 249,114,188.85
  4. Step 4: Simplify right side
    279,246,893.55x = 104,346,545,063,385,808
  5. Step 5: Solve for x
    x = 104,346,545,063,385,808/279,246,893.55
  6. Step 6: Final answer
    x = 373,671,283.28

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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.