Home / 1,144,337,997.80-1,716,762,871.10-417,326,709.80

Finding the Fourth Proportional to 1,144,337,997.80, 1,716,762,871.10 and 417,326,709.80

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Solution

The fourth proportional to 1,144,337,997.80, 1,716,762,871.10 and 417,326,709.80 is: 626,083,379.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,337,997.80 : 1,716,762,871.10 = 417,326,709.80 : x
  2. Step 2: Convert to fraction form
    1,144,337,997.80/1,716,762,871.10 = 417,326,709.80/x
  3. Step 3: Cross multiply
    1,144,337,997.80x = 1,716,762,871.10 × 417,326,709.80
  4. Step 4: Simplify right side
    1,144,337,997.80x = 716,451,000,502,964,480
  5. Step 5: Solve for x
    x = 716,451,000,502,964,480/1,144,337,997.80
  6. Step 6: Final answer
    x = 626,083,379.11

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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.