Home / 134,947,604.40-186,088,508.28-115,433,096.88

Finding the Fourth Proportional to 134,947,604.40, 186,088,508.28 and 115,433,096.88

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Solution

The fourth proportional to 134,947,604.40, 186,088,508.28 and 115,433,096.88 is: 159,178,615.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,947,604.40 : 186,088,508.28 = 115,433,096.88 : x
  2. Step 2: Convert to fraction form
    134,947,604.40/186,088,508.28 = 115,433,096.88/x
  3. Step 3: Cross multiply
    134,947,604.40x = 186,088,508.28 × 115,433,096.88
  4. Step 4: Simplify right side
    134,947,604.40x = 21,480,772,804,539,920
  5. Step 5: Solve for x
    x = 21,480,772,804,539,920/134,947,604.40
  6. Step 6: Final answer
    x = 159,178,615.29

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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.