Home / 222,740,543.40-334,110,815.10-207,623,999.40

Finding the Fourth Proportional to 222,740,543.40, 334,110,815.10 and 207,623,999.40

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Solution

The fourth proportional to 222,740,543.40, 334,110,815.10 and 207,623,999.40 is: 311,435,999.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,740,543.40 : 334,110,815.10 = 207,623,999.40 : x
  2. Step 2: Convert to fraction form
    222,740,543.40/334,110,815.10 = 207,623,999.40/x
  3. Step 3: Cross multiply
    222,740,543.40x = 334,110,815.10 × 207,623,999.40
  4. Step 4: Simplify right side
    222,740,543.40x = 69,369,423,673,855,920
  5. Step 5: Solve for x
    x = 69,369,423,673,855,920/222,740,543.40
  6. Step 6: Final answer
    x = 311,435,999.10

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1.5x scale

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.