Home / 612,080,437.20-918,120,655.80-606,340,874.40

Finding the Fourth Proportional to 612,080,437.20, 918,120,655.80 and 606,340,874.40

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Solution

The fourth proportional to 612,080,437.20, 918,120,655.80 and 606,340,874.40 is: 909,511,311.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,080,437.20 : 918,120,655.80 = 606,340,874.40 : x
  2. Step 2: Convert to fraction form
    612,080,437.20/918,120,655.80 = 606,340,874.40/x
  3. Step 3: Cross multiply
    612,080,437.20x = 918,120,655.80 × 606,340,874.40
  4. Step 4: Simplify right side
    612,080,437.20x = 556,694,081,242,473,408
  5. Step 5: Solve for x
    x = 556,694,081,242,473,408/612,080,437.20
  6. Step 6: Final answer
    x = 909,511,311.60

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Half scale
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Double scale
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Similar ratio
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1.5x scale

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.