Home / 99,320,255,999.60-148,980,383,999.40-88,545,183,436.40

Finding the Fourth Proportional to 99,320,255,999.60, 148,980,383,999.40 and 88,545,183,436.40

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Solution

The fourth proportional to 99,320,255,999.60, 148,980,383,999.40 and 88,545,183,436.40 is: 132,817,775,154.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,320,255,999.60 : 148,980,383,999.40 = 88,545,183,436.40 : x
  2. Step 2: Convert to fraction form
    99,320,255,999.60/148,980,383,999.40 = 88,545,183,436.40/x
  3. Step 3: Cross multiply
    99,320,255,999.60x = 148,980,383,999.40 × 88,545,183,436.40
  4. Step 4: Simplify right side
    99,320,255,999.60x = 13,191,495,429,652,182,204,416
  5. Step 5: Solve for x
    x = 13,191,495,429,652,182,204,416/99,320,255,999.60
  6. Step 6: Final answer
    x = 132,817,775,154.60

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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.