Home / 285,323,489.34-427,850,315.55-110,528,389.14

Finding the Fourth Proportional to 285,323,489.34, 427,850,315.55 and 110,528,389.14

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Solution

The fourth proportional to 285,323,489.34, 427,850,315.55 and 110,528,389.14 is: 165,740,319.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,323,489.34 : 427,850,315.55 = 110,528,389.14 : x
  2. Step 2: Convert to fraction form
    285,323,489.34/427,850,315.55 = 110,528,389.14/x
  3. Step 3: Cross multiply
    285,323,489.34x = 427,850,315.55 × 110,528,389.14
  4. Step 4: Simplify right side
    285,323,489.34x = 47,289,606,170,782,192
  5. Step 5: Solve for x
    x = 47,289,606,170,782,192/285,323,489.34
  6. Step 6: Final answer
    x = 165,740,319.10

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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.