Home / 113,823,483.68-170,723,735.18-77,170,714.12

Finding the Fourth Proportional to 113,823,483.68, 170,723,735.18 and 77,170,714.12

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Solution

The fourth proportional to 113,823,483.68, 170,723,735.18 and 77,170,714.12 is: 115,748,280.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,823,483.68 : 170,723,735.18 = 77,170,714.12 : x
  2. Step 2: Convert to fraction form
    113,823,483.68/170,723,735.18 = 77,170,714.12/x
  3. Step 3: Cross multiply
    113,823,483.68x = 170,723,735.18 × 77,170,714.12
  4. Step 4: Simplify right side
    113,823,483.68x = 13,174,872,560,664,516
  5. Step 5: Solve for x
    x = 13,174,872,560,664,516/113,823,483.68
  6. Step 6: Final answer
    x = 115,748,280.89

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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.