Home / 127,295,064,086.40-190,942,596,129.60-52,740,269,078.40

Finding the Fourth Proportional to 127,295,064,086.40, 190,942,596,129.60 and 52,740,269,078.40

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Solution

The fourth proportional to 127,295,064,086.40, 190,942,596,129.60 and 52,740,269,078.40 is: 79,110,403,617.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,295,064,086.40 : 190,942,596,129.60 = 52,740,269,078.40 : x
  2. Step 2: Convert to fraction form
    127,295,064,086.40/190,942,596,129.60 = 52,740,269,078.40/x
  3. Step 3: Cross multiply
    127,295,064,086.40x = 190,942,596,129.60 × 52,740,269,078.40
  4. Step 4: Simplify right side
    127,295,064,086.40x = 10,070,363,898,403,362,963,456
  5. Step 5: Solve for x
    x = 10,070,363,898,403,362,963,456/127,295,064,086.40
  6. Step 6: Final answer
    x = 79,110,403,617.60

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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.