Home / 701,281,454.40-1,051,922,181.60-318,329,006.40

Finding the Fourth Proportional to 701,281,454.40, 1,051,922,181.60 and 318,329,006.40

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Solution

The fourth proportional to 701,281,454.40, 1,051,922,181.60 and 318,329,006.40 is: 477,493,509.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,281,454.40 : 1,051,922,181.60 = 318,329,006.40 : x
  2. Step 2: Convert to fraction form
    701,281,454.40/1,051,922,181.60 = 318,329,006.40/x
  3. Step 3: Cross multiply
    701,281,454.40x = 1,051,922,181.60 × 318,329,006.40
  4. Step 4: Simplify right side
    701,281,454.40x = 334,857,342,878,848,320
  5. Step 5: Solve for x
    x = 334,857,342,878,848,320/701,281,454.40
  6. Step 6: Final answer
    x = 477,493,509.60

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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.