Home / 162,199,581.40-243,325,907.70-52,993,048.60

Finding the Fourth Proportional to 162,199,581.40, 243,325,907.70 and 52,993,048.60

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Solution

The fourth proportional to 162,199,581.40, 243,325,907.70 and 52,993,048.60 is: 79,498,242.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,199,581.40 : 243,325,907.70 = 52,993,048.60 : x
  2. Step 2: Convert to fraction form
    162,199,581.40/243,325,907.70 = 52,993,048.60/x
  3. Step 3: Cross multiply
    162,199,581.40x = 243,325,907.70 × 52,993,048.60
  4. Step 4: Simplify right side
    162,199,581.40x = 12,894,581,652,385,214
  5. Step 5: Solve for x
    x = 12,894,581,652,385,214/162,199,581.40
  6. Step 6: Final answer
    x = 79,498,242.48

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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.