Home / 146,982,332,024.66-202,808,691,896.45-81,875,139,076.77

Finding the Fourth Proportional to 146,982,332,024.66, 202,808,691,896.45 and 81,875,139,076.77

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Solution

The fourth proportional to 146,982,332,024.66, 202,808,691,896.45 and 81,875,139,076.77 is: 112,972,692,882.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,982,332,024.66 : 202,808,691,896.45 = 81,875,139,076.77 : x
  2. Step 2: Convert to fraction form
    146,982,332,024.66/202,808,691,896.45 = 81,875,139,076.77/x
  3. Step 3: Cross multiply
    146,982,332,024.66x = 202,808,691,896.45 × 81,875,139,076.77
  4. Step 4: Simplify right side
    146,982,332,024.66x = 16,604,989,854,999,642,112,000
  5. Step 5: Solve for x
    x = 16,604,989,854,999,642,112,000/146,982,332,024.66
  6. Step 6: Final answer
    x = 112,972,692,882.66

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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.