Home / 101,340,348,970.85-139,840,437,999.80-60,133,627,177.13

Finding the Fourth Proportional to 101,340,348,970.85, 139,840,437,999.80 and 60,133,627,177.13

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Solution

The fourth proportional to 101,340,348,970.85, 139,840,437,999.80 and 60,133,627,177.13 is: 82,978,920,522.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,340,348,970.85 : 139,840,437,999.80 = 60,133,627,177.13 : x
  2. Step 2: Convert to fraction form
    101,340,348,970.85/139,840,437,999.80 = 60,133,627,177.13/x
  3. Step 3: Cross multiply
    101,340,348,970.85x = 139,840,437,999.80 × 60,133,627,177.13
  4. Step 4: Simplify right side
    101,340,348,970.85x = 8,409,112,762,966,534,520,832
  5. Step 5: Solve for x
    x = 8,409,112,762,966,534,520,832/101,340,348,970.85
  6. Step 6: Final answer
    x = 82,978,920,522.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.