Home / 527,368,841.60-790,493,390.40-254,561,878.40

Finding the Fourth Proportional to 527,368,841.60, 790,493,390.40 and 254,561,878.40

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Solution

The fourth proportional to 527,368,841.60, 790,493,390.40 and 254,561,878.40 is: 381,572,566.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,368,841.60 : 790,493,390.40 = 254,561,878.40 : x
  2. Step 2: Convert to fraction form
    527,368,841.60/790,493,390.40 = 254,561,878.40/x
  3. Step 3: Cross multiply
    527,368,841.60x = 790,493,390.40 × 254,561,878.40
  4. Step 4: Simplify right side
    527,368,841.60x = 201,229,482,323,008,512
  5. Step 5: Solve for x
    x = 201,229,482,323,008,512/527,368,841.60
  6. Step 6: Final answer
    x = 381,572,566.39

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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.