Home / 355,679,531.68-533,444,647.92-100,318,180

Finding the Fourth Proportional to 355,679,531.68, 533,444,647.92 and 100,318,180

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Solution

The fourth proportional to 355,679,531.68, 533,444,647.92 and 100,318,180 is: 150,456,215.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,679,531.68 : 533,444,647.92 = 100,318,180 : x
  2. Step 2: Convert to fraction form
    355,679,531.68/533,444,647.92 = 100,318,180/x
  3. Step 3: Cross multiply
    355,679,531.68x = 533,444,647.92 × 100,318,180
  4. Step 4: Simplify right side
    355,679,531.68x = 53,514,196,210,075,184
  5. Step 5: Solve for x
    x = 53,514,196,210,075,184/355,679,531.68
  6. Step 6: Final answer
    x = 150,456,215.34

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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.