Home / 1,614,317,337.84-2,421,476,038.80-387,485,789.52

Finding the Fourth Proportional to 1,614,317,337.84, 2,421,476,038.80 and 387,485,789.52

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Solution

The fourth proportional to 1,614,317,337.84, 2,421,476,038.80 and 387,485,789.52 is: 581,228,691.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,614,317,337.84 : 2,421,476,038.80 = 387,485,789.52 : x
  2. Step 2: Convert to fraction form
    1,614,317,337.84/2,421,476,038.80 = 387,485,789.52/x
  3. Step 3: Cross multiply
    1,614,317,337.84x = 2,421,476,038.80 × 387,485,789.52
  4. Step 4: Simplify right side
    1,614,317,337.84x = 938,287,554,698,180,224
  5. Step 5: Solve for x
    x = 938,287,554,698,180,224/1,614,317,337.84
  6. Step 6: Final answer
    x = 581,228,691.97

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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.