Home / 723,762,302.18-1,085,464,091.88-206,197,226.69

Finding the Fourth Proportional to 723,762,302.18, 1,085,464,091.88 and 206,197,226.69

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Solution

The fourth proportional to 723,762,302.18, 1,085,464,091.88 and 206,197,226.69 is: 309,244,740.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,762,302.18 : 1,085,464,091.88 = 206,197,226.69 : x
  2. Step 2: Convert to fraction form
    723,762,302.18/1,085,464,091.88 = 206,197,226.69/x
  3. Step 3: Cross multiply
    723,762,302.18x = 1,085,464,091.88 × 206,197,226.69
  4. Step 4: Simplify right side
    723,762,302.18x = 223,819,685,411,808,064
  5. Step 5: Solve for x
    x = 223,819,685,411,808,064/723,762,302.18
  6. Step 6: Final answer
    x = 309,244,740.63

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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.