Home / 122,933,635.70-169,658,088.03-70,012,581.02

Finding the Fourth Proportional to 122,933,635.70, 169,658,088.03 and 70,012,581.02

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Solution

The fourth proportional to 122,933,635.70, 169,658,088.03 and 70,012,581.02 is: 96,622,869.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,933,635.70 : 169,658,088.03 = 70,012,581.02 : x
  2. Step 2: Convert to fraction form
    122,933,635.70/169,658,088.03 = 70,012,581.02/x
  3. Step 3: Cross multiply
    122,933,635.70x = 169,658,088.03 × 70,012,581.02
  4. Step 4: Simplify right side
    122,933,635.70x = 11,878,200,633,898,666
  5. Step 5: Solve for x
    x = 11,878,200,633,898,666/122,933,635.70
  6. Step 6: Final answer
    x = 96,622,869.46

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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.