Home / 14,083,761,801.60-21,125,642,702.40-7,553,414,793.60

Finding the Fourth Proportional to 14,083,761,801.60, 21,125,642,702.40 and 7,553,414,793.60

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Solution

The fourth proportional to 14,083,761,801.60, 21,125,642,702.40 and 7,553,414,793.60 is: 11,330,122,190.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,083,761,801.60 : 21,125,642,702.40 = 7,553,414,793.60 : x
  2. Step 2: Convert to fraction form
    14,083,761,801.60/21,125,642,702.40 = 7,553,414,793.60/x
  3. Step 3: Cross multiply
    14,083,761,801.60x = 21,125,642,702.40 × 7,553,414,793.60
  4. Step 4: Simplify right side
    14,083,761,801.60x = 159,570,742,112,616,054,784
  5. Step 5: Solve for x
    x = 159,570,742,112,616,054,784/14,083,761,801.60
  6. Step 6: Final answer
    x = 11,330,122,190.40

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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.