Home / 98,340,602.45-135,706,474.58-54,286,655.76

Finding the Fourth Proportional to 98,340,602.45, 135,706,474.58 and 54,286,655.76

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Solution

The fourth proportional to 98,340,602.45, 135,706,474.58 and 54,286,655.76 is: 74,913,621.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,340,602.45 : 135,706,474.58 = 54,286,655.76 : x
  2. Step 2: Convert to fraction form
    98,340,602.45/135,706,474.58 = 54,286,655.76/x
  3. Step 3: Cross multiply
    98,340,602.45x = 135,706,474.58 × 54,286,655.76
  4. Step 4: Simplify right side
    98,340,602.45x = 7,367,050,669,656,216
  5. Step 5: Solve for x
    x = 7,367,050,669,656,216/98,340,602.45
  6. Step 6: Final answer
    x = 74,913,621.50

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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.