Home / 90,699,467,688.60-136,049,201,532.90-83,536,493,314.20

Finding the Fourth Proportional to 90,699,467,688.60, 136,049,201,532.90 and 83,536,493,314.20

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Solution

The fourth proportional to 90,699,467,688.60, 136,049,201,532.90 and 83,536,493,314.20 is: 125,304,739,971.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,699,467,688.60 : 136,049,201,532.90 = 83,536,493,314.20 : x
  2. Step 2: Convert to fraction form
    90,699,467,688.60/136,049,201,532.90 = 83,536,493,314.20/x
  3. Step 3: Cross multiply
    90,699,467,688.60x = 136,049,201,532.90 × 83,536,493,314.20
  4. Step 4: Simplify right side
    90,699,467,688.60x = 11,365,073,214,255,348,580,352
  5. Step 5: Solve for x
    x = 11,365,073,214,255,348,580,352/90,699,467,688.60
  6. Step 6: Final answer
    x = 125,304,739,971.30

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Double scale
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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.