Home / 162,093,821.60-243,140,732.40-48,626,429.60

Finding the Fourth Proportional to 162,093,821.60, 243,140,732.40 and 48,626,429.60

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Solution

The fourth proportional to 162,093,821.60, 243,140,732.40 and 48,626,429.60 is: 72,939,644.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,093,821.60 : 243,140,732.40 = 48,626,429.60 : x
  2. Step 2: Convert to fraction form
    162,093,821.60/243,140,732.40 = 48,626,429.60/x
  3. Step 3: Cross multiply
    162,093,821.60x = 243,140,732.40 × 48,626,429.60
  4. Step 4: Simplify right side
    162,093,821.60x = 11,823,065,706,941,040
  5. Step 5: Solve for x
    x = 11,823,065,706,941,040/162,093,821.60
  6. Step 6: Final answer
    x = 72,939,644.40

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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.