Home / 106,445,664,009.60-159,668,496,014.40-54,202,887,945.60

Finding the Fourth Proportional to 106,445,664,009.60, 159,668,496,014.40 and 54,202,887,945.60

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Solution

The fourth proportional to 106,445,664,009.60, 159,668,496,014.40 and 54,202,887,945.60 is: 81,304,331,918.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,445,664,009.60 : 159,668,496,014.40 = 54,202,887,945.60 : x
  2. Step 2: Convert to fraction form
    106,445,664,009.60/159,668,496,014.40 = 54,202,887,945.60/x
  3. Step 3: Cross multiply
    106,445,664,009.60x = 159,668,496,014.40 × 54,202,887,945.60
  4. Step 4: Simplify right side
    106,445,664,009.60x = 8,654,493,597,911,003,168,768
  5. Step 5: Solve for x
    x = 8,654,493,597,911,003,168,768/106,445,664,009.60
  6. Step 6: Final answer
    x = 81,304,331,918.40

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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.