Home / 297,218,508.60-445,827,762.90-92,720,011.80

Finding the Fourth Proportional to 297,218,508.60, 445,827,762.90 and 92,720,011.80

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Solution

The fourth proportional to 297,218,508.60, 445,827,762.90 and 92,720,011.80 is: 139,080,017.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,218,508.60 : 445,827,762.90 = 92,720,011.80 : x
  2. Step 2: Convert to fraction form
    297,218,508.60/445,827,762.90 = 92,720,011.80/x
  3. Step 3: Cross multiply
    297,218,508.60x = 445,827,762.90 × 92,720,011.80
  4. Step 4: Simplify right side
    297,218,508.60x = 41,337,155,436,855,600
  5. Step 5: Solve for x
    x = 41,337,155,436,855,600/297,218,508.60
  6. Step 6: Final answer
    x = 139,080,017.70

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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.