Home / 377,326,746.60-565,990,119.90-261,100,599.90

Finding the Fourth Proportional to 377,326,746.60, 565,990,119.90 and 261,100,599.90

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Solution

The fourth proportional to 377,326,746.60, 565,990,119.90 and 261,100,599.90 is: 391,650,899.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,326,746.60 : 565,990,119.90 = 261,100,599.90 : x
  2. Step 2: Convert to fraction form
    377,326,746.60/565,990,119.90 = 261,100,599.90/x
  3. Step 3: Cross multiply
    377,326,746.60x = 565,990,119.90 × 261,100,599.90
  4. Step 4: Simplify right side
    377,326,746.60x = 147,780,359,843,362,912
  5. Step 5: Solve for x
    x = 147,780,359,843,362,912/377,326,746.60
  6. Step 6: Final answer
    x = 391,650,899.85

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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.