Home / 1,569,873,621.40-2,354,810,432.10-479,354,939.80

Finding the Fourth Proportional to 1,569,873,621.40, 2,354,810,432.10 and 479,354,939.80

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Solution

The fourth proportional to 1,569,873,621.40, 2,354,810,432.10 and 479,354,939.80 is: 719,032,409.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,873,621.40 : 2,354,810,432.10 = 479,354,939.80 : x
  2. Step 2: Convert to fraction form
    1,569,873,621.40/2,354,810,432.10 = 479,354,939.80/x
  3. Step 3: Cross multiply
    1,569,873,621.40x = 2,354,810,432.10 × 479,354,939.80
  4. Step 4: Simplify right side
    1,569,873,621.40x = 1,128,790,012,919,707,520
  5. Step 5: Solve for x
    x = 1,128,790,012,919,707,520/1,569,873,621.40
  6. Step 6: Final answer
    x = 719,032,409.70

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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.