Home / 76,688,676,615.20-115,033,014,922.80-58,092,493,143.20

Finding the Fourth Proportional to 76,688,676,615.20, 115,033,014,922.80 and 58,092,493,143.20

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Solution

The fourth proportional to 76,688,676,615.20, 115,033,014,922.80 and 58,092,493,143.20 is: 87,138,739,714.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,688,676,615.20 : 115,033,014,922.80 = 58,092,493,143.20 : x
  2. Step 2: Convert to fraction form
    76,688,676,615.20/115,033,014,922.80 = 58,092,493,143.20/x
  3. Step 3: Cross multiply
    76,688,676,615.20x = 115,033,014,922.80 × 58,092,493,143.20
  4. Step 4: Simplify right side
    76,688,676,615.20x = 6,682,554,630,644,382,564,352
  5. Step 5: Solve for x
    x = 6,682,554,630,644,382,564,352/76,688,676,615.20
  6. Step 6: Final answer
    x = 87,138,739,714.80

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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.