Home / 222,445,960.80-333,668,941.20-213,376,034.40

Finding the Fourth Proportional to 222,445,960.80, 333,668,941.20 and 213,376,034.40

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Solution

The fourth proportional to 222,445,960.80, 333,668,941.20 and 213,376,034.40 is: 320,064,051.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,445,960.80 : 333,668,941.20 = 213,376,034.40 : x
  2. Step 2: Convert to fraction form
    222,445,960.80/333,668,941.20 = 213,376,034.40/x
  3. Step 3: Cross multiply
    222,445,960.80x = 333,668,941.20 × 213,376,034.40
  4. Step 4: Simplify right side
    222,445,960.80x = 71,196,955,475,702,776
  5. Step 5: Solve for x
    x = 71,196,955,475,702,776/222,445,960.80
  6. Step 6: Final answer
    x = 320,064,051.60

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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.