Home / 148,179,936,411.60-222,269,904,617.40-85,488,605,134.80

Finding the Fourth Proportional to 148,179,936,411.60, 222,269,904,617.40 and 85,488,605,134.80

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Solution

The fourth proportional to 148,179,936,411.60, 222,269,904,617.40 and 85,488,605,134.80 is: 128,232,907,702.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,179,936,411.60 : 222,269,904,617.40 = 85,488,605,134.80 : x
  2. Step 2: Convert to fraction form
    148,179,936,411.60/222,269,904,617.40 = 85,488,605,134.80/x
  3. Step 3: Cross multiply
    148,179,936,411.60x = 222,269,904,617.40 × 85,488,605,134.80
  4. Step 4: Simplify right side
    148,179,936,411.60x = 19,001,544,109,186,569,207,808
  5. Step 5: Solve for x
    x = 19,001,544,109,186,569,207,808/148,179,936,411.60
  6. Step 6: Final answer
    x = 128,232,907,702.20

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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.