Home / 1,156,785,011.24-1,735,173,732.13-419,853,933.50

Finding the Fourth Proportional to 1,156,785,011.24, 1,735,173,732.13 and 419,853,933.50

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Solution

The fourth proportional to 1,156,785,011.24, 1,735,173,732.13 and 419,853,933.50 is: 629,779,526.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,785,011.24 : 1,735,173,732.13 = 419,853,933.50 : x
  2. Step 2: Convert to fraction form
    1,156,785,011.24/1,735,173,732.13 = 419,853,933.50/x
  3. Step 3: Cross multiply
    1,156,785,011.24x = 1,735,173,732.13 × 419,853,933.50
  4. Step 4: Simplify right side
    1,156,785,011.24x = 728,519,516,730,930,304
  5. Step 5: Solve for x
    x = 728,519,516,730,930,304/1,156,785,011.24
  6. Step 6: Final answer
    x = 629,779,526.58

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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.