Home / 88,731,677.70-133,097,516.55-85,330,455.30

Finding the Fourth Proportional to 88,731,677.70, 133,097,516.55 and 85,330,455.30

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Solution

The fourth proportional to 88,731,677.70, 133,097,516.55 and 85,330,455.30 is: 127,995,682.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,731,677.70 : 133,097,516.55 = 85,330,455.30 : x
  2. Step 2: Convert to fraction form
    88,731,677.70/133,097,516.55 = 85,330,455.30/x
  3. Step 3: Cross multiply
    88,731,677.70x = 133,097,516.55 × 85,330,455.30
  4. Step 4: Simplify right side
    88,731,677.70x = 11,357,271,686,510,784
  5. Step 5: Solve for x
    x = 11,357,271,686,510,784/88,731,677.70
  6. Step 6: Final answer
    x = 127,995,682.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.