Home / 127,692,997,883.48-191,539,681,170.27-52,146,148,562.73

Finding the Fourth Proportional to 127,692,997,883.48, 191,539,681,170.27 and 52,146,148,562.73

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Solution

The fourth proportional to 127,692,997,883.48, 191,539,681,170.27 and 52,146,148,562.73 is: 78,219,298,125.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,692,997,883.48 : 191,539,681,170.27 = 52,146,148,562.73 : x
  2. Step 2: Convert to fraction form
    127,692,997,883.48/191,539,681,170.27 = 52,146,148,562.73/x
  3. Step 3: Cross multiply
    127,692,997,883.48x = 191,539,681,170.27 × 52,146,148,562.73
  4. Step 4: Simplify right side
    127,692,997,883.48x = 9,988,056,669,962,836,639,744
  5. Step 5: Solve for x
    x = 9,988,056,669,962,836,639,744/127,692,997,883.48
  6. Step 6: Final answer
    x = 78,219,298,125.31

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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.