Home / 222,445,967.80-333,668,951.70-213,376,041.40

Finding the Fourth Proportional to 222,445,967.80, 333,668,951.70 and 213,376,041.40

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Solution

The fourth proportional to 222,445,967.80, 333,668,951.70 and 213,376,041.40 is: 320,064,062.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,445,967.80 : 333,668,951.70 = 213,376,041.40 : x
  2. Step 2: Convert to fraction form
    222,445,967.80/333,668,951.70 = 213,376,041.40/x
  3. Step 3: Cross multiply
    222,445,967.80x = 333,668,951.70 × 213,376,041.40
  4. Step 4: Simplify right side
    222,445,967.80x = 71,196,960,051,833,800
  5. Step 5: Solve for x
    x = 71,196,960,051,833,800/222,445,967.80
  6. Step 6: Final answer
    x = 320,064,062.10

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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.