Home / 75,556,979.10-113,146,511.85-60,440,435.10

Finding the Fourth Proportional to 75,556,979.10, 113,146,511.85 and 60,440,435.10

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Solution

The fourth proportional to 75,556,979.10, 113,146,511.85 and 60,440,435.10 is: 90,509,500.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,556,979.10 : 113,146,511.85 = 60,440,435.10 : x
  2. Step 2: Convert to fraction form
    75,556,979.10/113,146,511.85 = 60,440,435.10/x
  3. Step 3: Cross multiply
    75,556,979.10x = 113,146,511.85 × 60,440,435.10
  4. Step 4: Simplify right side
    75,556,979.10x = 6,838,624,406,261,306
  5. Step 5: Solve for x
    x = 6,838,624,406,261,306/75,556,979.10
  6. Step 6: Final answer
    x = 90,509,500.08

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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.