Home / 98,340,604.46-135,706,477.35-54,286,657.76

Finding the Fourth Proportional to 98,340,604.46, 135,706,477.35 and 54,286,657.76

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Solution

The fourth proportional to 98,340,604.46, 135,706,477.35 and 54,286,657.76 is: 74,913,624.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,340,604.46 : 135,706,477.35 = 54,286,657.76 : x
  2. Step 2: Convert to fraction form
    98,340,604.46/135,706,477.35 = 54,286,657.76/x
  3. Step 3: Cross multiply
    98,340,604.46x = 135,706,477.35 × 54,286,657.76
  4. Step 4: Simplify right side
    98,340,604.46x = 7,367,051,091,714,641
  5. Step 5: Solve for x
    x = 7,367,051,091,714,641/98,340,604.46
  6. Step 6: Final answer
    x = 74,913,624.26

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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.